Solve for x
x = \frac{1697}{19} = 89\frac{6}{19} \approx 89.315789474
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1688=10x+9x-9
Use the distributive property to multiply 9 by x-1.
1688=19x-9
Combine 10x and 9x to get 19x.
19x-9=1688
Swap sides so that all variable terms are on the left hand side.
19x=1688+9
Add 9 to both sides.
19x=1697
Add 1688 and 9 to get 1697.
x=\frac{1697}{19}
Divide both sides by 19.
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