Question

Find the area of the rectangle
length = 5x
width = x + 3

Answer 1

5x2 +15x

Explanation:

five x square plus fifteen x

5x will be multiplied by both

Answer 2

Hello!

Answer:

`\Large \boxed{\sf 5x^2 + 15x}`

Explanation:

The formula to calculate the area of the rectangle is:

`\sf length * width`

Let's replace lenght by 5x and width by x + 3:

`\sf 5x *(x+3)`

Simplify the expression:

`\boxed{\sf 5x^2 + 15x}`