We use the FOIL method here. First, Outer, Inner, and Last.

(5x)(x) = 5x^2

(5x)(-7) = -35x

(2)(x) = 2x

(2)(-7) = -14

5x^2 - 35x + 2x - 14

Now combine like terms.

5x^2 - 33x - 14.

This is the right answer because it is now in the form of ax^2 + bx + c

8 0

2 years ago

Read 2 more answers

The length of a rectangular picture is 6 inches less than twice the width. if the perimeter is 60 inches, find the dimensions of

kotykmax [81]

I think it's like 16 or 10. this is a weird word problem

6 0

3 years ago

3x^2 - 5x + 12<br> 5x^2 + x -11

Ne4ueva [31]

Are u trying to solve the equations as a system of equations cause if you are the point where they are equal is when x=-(3+/-(sqrt 55))/2

8 0

2 years ago