Answer:
D) 8x²-172x+120
Step-by-step explanation:
Length=2(-2x+20)+6
Width=-2x+20
(-4x+40+6)(-2x+20)
(-4x+46)(-2x+20)
8x²-80x-92x+920
8x²-172x+920
Answer:
You could have a square with side of 50 ft.
Step-by-step explanation:
Answer:
8y = -6
Step-by-step explanation:
x + 6y -x +2y = 9 +(-15) ➡ 8y = -6
Step-by-step explanation:
90+48=138
180-138=42
y=42
Answer:

Step-by-step explanation:
Simplify the expression and you will get this.
hope this helps