Heng was trying to factor 10x² + 5x. She found that the greatest common factor of these terms was 5%
and made an area model:
Width
5.C
10x2
5.0
What is the width of Heng's area model?
Width =

2x+1

Step-by-step explanation:

I did the math

if x = 1, then the answer is 3.5

hello from mrbilldoesmath!

answer:

the domain is the set { -2, 0, 2, 3}

discussion:

the domain is the set of x values in the ordered pairs (x,y). taking the x, or first component, of each ordered pair gives   -2, 0, 2, 3.

you,

mrb