Practice problem
Solve 212>7x\frac{21}{2}>7x221>7x for xxx.
x<23x<\frac{2}{3}x<32
x<32x<\frac{3}{2}x<23
x<1472x<\frac{147}{2}x<2147
x<1421x<\frac{14}{21}x<2114
Type a concept, like “slope” or “photosynthesis”.
