Answer:
2A=A+A
Step-by-step explanation:
2A=A*A, not A+A
Answer:
-0.89, 4/10, 1/2, 9/8, 2
Step-by-step explanation:
Perimeter is the distance around the shape.
Formula for rectangle P = 2l + 2w
Answer:
x = 7.
Step-by-step explanation:
-5x + 18 = 3x - 38
18 + 38 = 3x + 5x
56 = 8x
x = 7.