Solving Single Variable Equations with Two Fractions

Solve (or isolate) the following equation for "x":
 $\frac{x}{7}+\frac{x}{3}=1$  

•  $x=\frac{21}{10}$  

•  $x=\frac{10}{21}$  

•  $x=-\frac{21}{10}$  

•  $x=-\frac{10}{21}$  

Solve (or isolate) the following equation for "a":
 $\frac{a}{4}+\frac{a}{2}=6$  

•  $a=7$  

•  $a=8$  

•  $a=9$  

•  $a=10$  

Solve (or isolate) the following equation for "b":
 $\frac{b}{3}+\frac{b}{2}=7$  

•  $b=\frac{5}{42}$  

•  $b=-\frac{5}{42}$  

•  $b=\frac{42}{5}$  

•  $b=-\frac{42}{5}$  

Solve (or isolate) the following equation for "c":
 $\frac{c}{6}+\frac{c}{3}=4$  

•  $c=8$  

•  $c=\frac{72}{8}$  

•  $c=9$  

•  $c=\frac{9}{72}$  

Solve (or isolate) the following equation for "d":
 $\frac{d}{2}+\frac{d}{7}=10$  

•  $d=-\frac{9}{140}$  

•  $d=\frac{9}{140}$  

•  $d=\frac{140}{9}$  

•  $d=-\frac{140}{9}$  

Solve (or isolate) the following equation for "e":
 $\frac{e}{9}+\frac{e}{2}=6$  

•  $e=-\frac{11}{108}$  

•  $e=\frac{11}{108}$  

•  $e=-\frac{108}{11}$  

•  $e=\frac{108}{11}$  

Solve (or isolate) the following equation for "y":
 $\frac{3y}{4}+\frac{y}{7}=5$  

•  $y=\frac{28}{5}$  

•  $y=-\frac{28}{5}$  

•  $y=\frac{5}{28}$  

•  $y=-\frac{5}{28}$  

Solve (or isolate) the following equation for "m":
 $\frac{m}{5}+\frac{2m}{3}=15$  

•  $m=-\frac{225}{13}$  

•  $m=\frac{225}{13}$  

•  $m=\frac{13}{225}$  

•  $m=-\frac{13}{225}$  

Solve (or isolate) the following equation for "k":
 $\frac{3k}{5}+\frac{k}{6}=2$  

•  $k=\frac{120}{23}$  

•  $k=-\frac{120}{23}$  

•  $k=\frac{23}{120}$  

•  $k=-\frac{23}{120}$  

Solve (or isolate) the following equation for "p":
 $\frac{p}{9}+\frac{2p}{7}=1$  

•  $p=-\frac{25}{63}$  

•  $p=\frac{25}{63}$  

•  $p=-\frac{63}{25}$  

•  $p=\frac{63}{25}$