X-7=8
Add 7 to both sides so you can isolate the variable
x=15
The Answer Is 16 Sorry I Can't Explain It .... I Just Remember That From A Long Time Ago.<span />
<span>17.0 m^2
3.547 * 4.79 = 16.99013
Because 4.79 has the least amount of significant figures (3), that is a accurate as the result can be. So round 16.99013 to 17.0.
I hope my answer has come to your help. God bless and have a nice day ahead!
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Answer: 
<u>Move all terms to the left</u>
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<u>Add all the numbers together, and all the variables</u>
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<u>Multiply elements</u>
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<u>Move all terms containing d to the left, all other terms to the right</u>
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