Solving Radical Equations (part B) 7.7

Solve
 $\sqrt{2x-7}=\sqrt{x+2}$  

• 9

• 10

• 11

• 12

Solve
 $\sqrt{x+21}-1=\sqrt{x+12}$  

Solve
 $\left(5x+3\right)^{\frac{1}{3}}=3$