Answer:
X=14
Step-by-step explanation:
Answer:
h, +, x, and the ^ sign
Step-by-step explanation:
I believe the ^ is one
Answer:
m<2=52
Step-by-step explanation:
B. 13
-2(-7)-1
14-1
13
The answer is b
Answer:
15 cm
Step-by-step explanation:
Adding 5 cm twice increased the perimeter to 70 cm, so it must have been 60 cm to start with.
A square with perimeter 60 cm will have a side length of (60 cm)/4 = 15 cm.
The side of the original square was 15 cm.
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<em>Check</em>
The rectangle is 15 cm by 20 cm, so has a perimeter of 2(15 +20) = 70 cm.