Question

Solve: x − 2 3 = 61 3 A) 42 9 B) 52 3 C) 6 D) 7

Answer 1

Answer:

D) 7

Step-by-step explanation:

$x-\dfrac{2}{3}=6\dfrac{1}{3}\qquad\text{add}\ \dfrac{2}{3}\ \text{to both sides}\\\\x-\dfrac{2}{3}+\dfrac{2}{3}=6\dfrac{1}{3}+\dfrac{2}{3}\\\\x=6\dfrac{1+2}{3}\\\\x=6\dfrac{3}{3}\\\\x=7$