Hello, catching up on homework again, pls help. Picture attached

Answer:
[tex]\dfrac{3}{2}[/tex]
Step-by-step explanation:
[tex]\dfrac{2}{3}x = 10[/tex]
Multiply both sides by 3/2:
[tex]\dfrac{2}{3}x \times \dfrac{3}{2}= 10 \times \dfrac{3}{2}[/tex]
[tex]x= \dfrac{30}{2}[/tex]
[tex]x= 15[/tex]