Solve for x
x=17.2
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9.8+7.5+x=11.5\times 3
Multiply both sides by 3.
17.3+x=11.5\times 3
Add 9.8 and 7.5 to get 17.3.
17.3+x=34.5
Multiply 11.5 and 3 to get 34.5.
x=34.5-17.3
Subtract 17.3 from both sides.
x=17.2
Subtract 17.3 from 34.5 to get 17.2.
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