Solve for x
x=10.8
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13.5=5x+2.7-4x
Add 4.1 and 9.4 to get 13.5.
13.5=x+2.7
Combine 5x and -4x to get x.
x+2.7=13.5
Swap sides so that all variable terms are on the left hand side.
x=13.5-2.7
Subtract 2.7 from both sides.
x=10.8
Subtract 2.7 from 13.5 to get 10.8.
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