The sum of the length and width of a rectangle is more than 15 units. The length is 3 units more than the width, x. Which model and solution is correct for this situation?

Question

asked May 23, 2022 187k views

1 Answer

Emad Baqeri · Answer 1 · 2022-05-29T14:34:03+0000

Answer:
$6, 9\ \text{units}$

Explanation:

Given

The Sum of length and width is
$15\ units$

length is 3 units more than the width

width is

length is
x+3

Their sum is 15

$\Rightarrow x+x+3=15\\\Rightarrow 2x=12\\\Rightarrow x=6\ \text{units}$

Length is
$x+3=9\ \text{units}$

Width is
$x=6\ \text{units}$