Solve for x
x<49
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x<21\times \frac{7}{3}
Multiply both sides by \frac{7}{3}, the reciprocal of \frac{3}{7}. Since \frac{3}{7} is positive, the inequality direction remains the same.
x<\frac{21\times 7}{3}
Express 21\times \frac{7}{3} as a single fraction.
x<\frac{147}{3}
Multiply 21 and 7 to get 147.
x<49
Divide 147 by 3 to get 49.
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