Answer:
15
Step-by-step explanation:
15 x 2 = 30
Answer:
b 35
Step-by-step explanation:
you need to find it between the two middle numbers 30 and 40
which gives you 35
Answer:
the width of the rectangle is 7 inches
Step-by-step explanation:
Short side length = x
Medium side = x + 7
Long side = 5x
Total 49, so
x + x + 7 + 5x = 49
If you combine like terms:
7x + 7 = 49
Subtract 7 from both sides
7x = 42
Divide both sides by 7
x = 6 inches.
