Answer: A.
Step-by-step explanation:
First, apply exponent rule.
Hope this helps!
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-Charlie
Answer:
7
6x = 90
x = 90/6
x = 15
4x + 10y = 90
4(15) + 10y = 90
60 + 10y = 90
10y = 30
y = 3
Answer: Last option
x = 15, y = 3
Plug in 4m in the space
8.647 x 10^5