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34.5999=22.12+x\times 64+\left(1-x-0.79\right)\times 32
Multiply 0.79 and 28 to get 22.12.
34.5999=22.12+x\times 64+\left(0.21-x\right)\times 32
Subtract 0.79 from 1 to get 0.21.
34.5999=22.12+x\times 64+6.72-32x
Use the distributive property to multiply 0.21-x by 32.
34.5999=28.84+x\times 64-32x
Add 22.12 and 6.72 to get 28.84.
34.5999=28.84+32x
Combine x\times 64 and -32x to get 32x.
28.84+32x=34.5999
Swap sides so that all variable terms are on the left hand side.
32x=34.5999-28.84
Subtract 28.84 from both sides.
32x=5.7599
Subtract 28.84 from 34.5999 to get 5.7599.
x=\frac{5.7599}{32}
Divide both sides by 32.
x=\frac{57599}{320000}
Expand \frac{5.7599}{32} by multiplying both numerator and the denominator by 10000.