A and can I be brainliest? :3
1 year have <span>8760 hours。
So, 34.5 years have 8760x34.5=</span>302220 hours.
That's your answer.
Step-by-step explanation:
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Answer:
<h2>
4.5</h2>
Step-by-step explanation:


Move constant to R.H.S and change its sign

Subtract the numbers

Divide both sides of the equation by 2

Calculate

Hope this helps..
Best regards!!
Answer:
The number is 7.
Step-by-step explanation:
The unknown number: x
9 (x + 7) = 126
Using the distributive property, 9x + 63 = 126
9x = 63
x = 7