Solve for x
x=7
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x+5=\frac{4}{7}\times 21
Multiply both sides by 21.
x+5=\frac{4\times 21}{7}
Express \frac{4}{7}\times 21 as a single fraction.
x+5=\frac{84}{7}
Multiply 4 and 21 to get 84.
x+5=12
Divide 84 by 7 to get 12.
x=12-5
Subtract 5 from both sides.
x=7
Subtract 5 from 12 to get 7.
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