Solution: X=6
Detailed explanation:
In this problem we're asked to find "x" or the unknown.
The first step is to subtract 11x from both sides.

Next, subtract 79 from both sides.

To finish this off, divide both sides by -11.

Voila! There's our answer!
<h2><em>Cheers!! ^-^</em></h2>
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15h + 80 = 140
If you wanted to solve how many hours he worked:
15h + 80 = 140
15h = 60
h = 4.
Standard calculator will tell you that this is <span>1.1034455e+18 If that makes sense</span>
Answer:
Theres no question what do you want me to answer?
Step-by-step explanation: