Answer:
42.66666667
Step-by-step explanation:
I did it in my calculator
L=12
W=x
A=168
A=L x W
168=12 x W
168\12=12w/12
W=168/12
W=14
15 fewer purple skittles than orange skittles
Answer:
the expression to find the shaded region : 14x+21
Step-by-step explanation:
(x+5)² - (x-2)² solve by distribution
7(2x+3)
14x+21
Answer:
Area: 57cm
Perimeter: 29cm
Step-by-step explanation:
Area: Length x Width
9.5cmx6cm
Perimeter: You add up all the lengths (sides) of the shape.