5 10 15 20 25 30 35 40 45 50 55 60 65 70 75
Answer:
x =12
Step-by-step explanation:
-2x+15=-9
Subtract 15 from each side
-2x+15-15=-9-15
-2x = -24
Divide by -2
-2x/-2 = -24/-2
x =12
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Answer:
422 Square Inches
Step-by-step explanation:
6x7=42
7x13=91
6x13=78
(2)42+(2)91+(2)78=422
You are multiplying each calculation by 2 because a rectangular prism has 6 sides. 2 sides height x width, 2 sides height x length, and 2 sides width x length
