Answer:
39.95 × 3 = $119.85
Estimated at $40 each
3 pairs total $120
42x - 9 = 35x + 12
42x - 35x = 12 + 9
7x = 21
x = 3
Step-by-step explanation:
I am joyous to assist you anytime.
They need 2 and 1/2 rolls.
Area = length x width
A = l x w
A = 20 x 3
A = 60 ft²
If 60 ft² = 1 roll
What about 150 ft² = ?
= (150 x 1) ÷ 60
= 150 ÷ 60
= 2.5
= 2 and 1/2 rolls
B
