Answer:
6
Step-by-step explanation:
2x-2y = 2(x-y) = 2(3) = 6
The correct answer here is D
Answer:
10 feet
Step-by-step explanation:
18 × 2 = 36
56 - 36 = 20
20 ÷ 2 = 10
To check work, add all lengths together. 4 sides. 18 + 18 + 10 + 10 = 56
Answer:
x= 53 and y= 143
Step-by-step explanation:
x= 90-37
x= 53
y= 53+90
y= 143
Answer:
B is empty
Step-by-step explanation: