Start your trial now! First week only $4.99!*arrow_forward*

Question

Use the given information to find the unknown value.

x = 3,

then
y = 54.

Find *y* when

x = 7.

Tagged in

Math

Algebra

Find answers to questions asked by students like you.

Q: Evaluate each logarithm by using properties of logarithms and the following facts logg(x) 3.2 log2(y...

A: Given that

Q: Find the matrix product. Note that each product can be found mentally, without the use of a calculat...

A: Answer:

Q: Lashonda took out a $6000 loan for 5 months and was charged simple interest. The total interest she ...

A: Formula:

Q: Factor the trinomial with a negative leading coefficient 3+2x-8x2

A: Given,

Q: Paul mixes nuts worth $1.30 per pound with oats worth $1.65 per pound to get 14 pounds of trail mix ...

A: Given mix quantity of nuts and oats =14 poundsLet quantity of nut=N, and quantity of oats=OOne pound...

Q: A ball is thrown vertically upward. After t seconds, its height h (in feet) is given by the function...

A: Given function of the vertically thrown ball is,

Q: 2x-3y=12 2x+6y=-24

A: The give system of equations are as follows2x – 3y = 12 ––––––(1)2x + 6y = –24 ––––––(2)

Q: F=-GMm solve for G

A: Given,

Q: Two trains going in opposite directions leave at the same time. Train B travels 5 mph faster than tr...

A: Two trains going in opposite directions leave at the same time. Train B travels 5 mph faster than tr...

Q: A ball is thrown vertically upward with an initial velocity of 80 feet per second. The distance s (i...

A: Given:A ball is thrown vertically upward with an initial velocity of 80 feet per second. The distanc...

Q: Consider the following functions. f(x) = 4x2 + 5, g(x) = 6x Find (f ∘ g)(x) , (g ∘ f)(x) ,...

A: Find (f ∘ g)(x) .

Q: Factoring the trinomial 6y2-7y+1

A: Multiply 6 and 1. First and last coefficient. So 6Then factor 6 so that sum of the factors =-7That i...

Q: Solve the system -2x-9y=-4 3y-3z=0 6x-6z=1

A: From 3y-3z=0 if we factor out 3 then 3(y-z)=0Or, y-z=0Or, y=z

Q: determine wether the binomial is a factor of f(x). f(x) = 2x3-13x2-38x+112; x+2

A: The given function and binomial are

Q: 5. Solve the following radical equations. Be sure to eliminate extraneous solutions. a. 3+Vx -1 = 6 ...

A: a) The radical 3+square root(x-1) = 6 is solved as follows.

Q: Graphing Linear Equations Graph vertical and horizontal lines Question Graph the line y = 4. Provide...

A: We know that,

Q: Determine the more basic function that has been shifted, reflected, stretched or compressed.

A: The given function is r(x). the basic function for square root function is

Q: Complete the table for a savings account in which interest is compounded continuously. (Round your a...

A: The given details of the investment account are,

Q: Suppose than an object that is originally at room temperature of 30 Celsius is placed in a freezer. ...

A: Part a)Given,

Q: Solve the system by the elimination method 3x+3y=-3.9 2x-9y=7.3

A: to given equationn.

Q: Carbon 14 (14C) dating assumes that the carbon dioxide on Earth today has the same radioactive conte...

A: Let it was t years ago. And let there was x unit initially. So now there will be 23% of x= 0.23x uni...

Q: f(x)=(x-3)^2-1 find the x-intercepts

A: To find x intercepts we have to plug f(x)=0

Q: Write each fraction in terms of the LCM of the denominators. 5x x2 − 49 , x − 1 7x −...

A: Given the fractions,

Q: Find the future value and interest earned is $8704.56 is invested for 7 years at 5% compounded (a) s...

A: According to the given function:Principal (P) = $8704.56Rate of interest (r) = 5%Time period (t) = 7...

Q: For each quadratic function below use the method of completing the square or averaging the intercept...

A: Part (a):Consider the quadratic function y = x2-4x+9, use the method of completing the square to rew...

Q: Graph the solution set for the system of linear inequalities x>-3 y>-4

A: Given:

Q: Josh wants to figure out how far he can run in 30 minutes or less. He averages 8 minutes to run a mi...

A: Given that Josh can run in 30 minutes or less. He averages 8 minutes to run a mile.

Q: Jeff recently drove to visit his parents who live 288 miles away. On his way there his average speed...

A: Refer to the question we have been provided with the information that jeff drove 288 miles to meet ...

Q: The weight a suspension bridge can support, B, in tons, is directly proportional to the square root ...

A: Given thatWeight of suspension bridge can support (B)= 1400 tonsWeight of bridge material (w)= 2100 ...

Q: Solve the system by substitution 1/4x-1/6y= 6 -1/3x-1/2y= 5

A: The given system of equations is

Q: A man invested $14,000, some of it at 7% and some at 10% annual interest. The annual income from the...

A: Let he invested $ x in 7%. so he must invest $ (14000-x) in 10%

Q: To raise money, a school is sponsoring a magazine subscription drive. By visiting 90 homes in the ne...

A: Obtain the number of homes visited by the student for subscribing $1.

Q: eck Qu -5 1 Identify the row operation. The matrices below are the result of performing a single row...

A: The first row was changed so it has to go to R1. So, we can eliminate option A,B,C

Q: Find the LCD of each group of rational expressions: 8/r+7,4/r-2

A: Click to see the answer

Q: fixed weekly cost of $565.00, and variable costs for making a roast beef sandwich are $0.55. Complet...

A: a. The cost function is the sum of fixed and variable cost.

Q: I need help with number 78

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and s...

Q: solve for y: ln(3-y)-ln(y) = 2x + ln(5)

A: Given,

Q: the first choice is growing or decaying.

A: Click to see the answer

Q: Identify any vertical, horizontal, or oblique asymptotes in the graph of y=f(x). State the domain ...

A: From the given graph, it is observed that the vertical asymptote occurs at x = 1.An oblique asymptot...

Q: 10 times 1/2

A: simple multiplication.

Q: What are the blanks?

A: In one week it increases 1.02. So in t weeks it will increase by (1.02)^t.Initial weight = 109 pound...

Q: What are the future value and the interest earned if $3000 is invested for 6 years at 8% compounded ...

A: The future value of an amount P invested at interest rate r (in decimals), compounded n times per ye...

Q: calories 139, sodium 386 mg calories 191, sodium 506 mg Use this to estimate the slope of this regre...

A: Using the two given points use slope formula for a line between two points to estimate the slope of ...

Q: 7. Solve each of the following equations. a. x2- 6x +1 = 0 b. x4-5x2 +4 = 0 5 = 2 x+2 12 С. x+1 1 02

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question s...

Q: Disposable income is the amount available for spending and saving after taxes have been paid and is ...

A: Click to see the answer

Q: 12-1/3u=2

A: Subtract 12 from both sides.

Q: I am Un sure how to answer number 30

A: Given equation is,

Q: The total cost function for a product is C(x) = 675 ln(x + 10) + 1800 where x is the number of uni...

A: Click to see the answer

Q: 1/2t+6=-7

A: Click to see the answer

Q: Nine ounces of an insecticide are mixed with 15 gal of water to make a spray for spraying an orange ...

A: Let x ounces of the insecticide are needed.