Solve the problem. 28) A kitchen remodeling company determines that the marginal cost, in dollars per foot, of installing x feet of kitchen countertop is given by C'(x) = 7x-1/3 Find the cost of installing an extra 9 feet of countertop after 30 feet have already been ordered.

Q: Solve for x  5x - 7 = 8

A:

Q: 2х — 6 < 2 1 —х

A: topic - inequality

Q: SOLVE THE EQUATION X = ex-1

A: The given equation is X=eX-1. Solve the equation. Here we use the formulas: lnab=blnalne=1

Q: 4 9.

A:

Q: Solve 2 +125=0

A:

Q: Solve.  1000(7x - 10) = 50 (412 + 100x)

A: Given- 10007x-10=50412+100x To Solve- The above expression.

Q: 135°

A:

Q: Solve 3/I + 10 – 5 = 4 for z न ]

A:

Q: solve for x, x+96=90

A: In the given diagram, we see that the measure of the indicated angle ( ) is .

Q: SOLVE FOR x & y M 40 K Y.

A: The value of the x and y needs to be evaluated

Q: Solve for x. x 6 4 3 x 0 = 132 4 5 - 4

A: We will solve the determinant in terms of X and then equate it to 132.

Q: Solve for x+69=89

A: Here we want to solve  x + 69 = 89

Q: x + 1 8. x + 4 7

A:

Q: 9 = Vx – 4 + 5.

A:

Q: 16 a

A: topic - similar triangles

Q: Solve the following. 8x + x = 2x + 7 x

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Q: Solve a and b

A: Consider the given: When the cross section is square: Side of the square = 1−y13Area of the…

Q: Solve TB +4=AB+2F for B

A: To solve  for .

Q: Solve for x. (3x + 2)* 62 O x-20 O x-38.7 O x-21.3 O x-62

A:

Q: খ6त - 3 5प 12. 36 %3D il

A:

Q: solve  (x+2)2=16 x=

A:

Q: Solve for x.

A:

Q: solve yiv + 2y" = 0

A:

Q: 5x= 3y-21 7x-2y=-25

A: given equation    5x=3y-21       ...1   7x-2y =-25    ....2