Solve for z
z=4.36
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4z=19.14-1.7
Subtract 1.7 from both sides.
4z=17.44
Subtract 1.7 from 19.14 to get 17.44.
z=\frac{17.44}{4}
Divide both sides by 4.
z=\frac{1744}{400}
Expand \frac{17.44}{4} by multiplying both numerator and the denominator by 100.
z=\frac{109}{25}
Reduce the fraction \frac{1744}{400} to lowest terms by extracting and canceling out 16.
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