Which one do you need help with
Answer:
A. 2x + 10
Step-by-step explanation:
Answer:
step 2
Step-by-step explanation:
from -8(a+6) to -80 - 48 is incorrect
when you multiply -8 x a it's -8a not -80
19x is the awnser to this swell problem
The error Alex made is that he found the perimeter of the figure instead of the area.
<h3>Area and perimeter of shapes</h3>
Given the expressions
7+(3x 1.4)+5+2+(5x 14)
He used the expression to simplify the grid
The expression simplified shows that Alex added all the measures of the sides of the grid instead of taking the product of the length and width
Note that the operation Alex performed is the perimeter of the figure instead of the area hence the error Alex made is that he found the perimeter of the figure instead of the area.
Learn more on area and perimeter of figure here: brainly.com/question/443376
