Question

vocab game
2y - 7 = 35
choose one option
a 28
b 21
c 14
d 9

Explanation:

Step1: Isolate the term with $y$

Add 7 to both sides:
$2y - 7 + 7 = 35 + 7$
$2y = 42$

Step2: Solve for $y$

Divide both sides by 2:
$\frac{2y}{2} = \frac{42}{2}$
$y = 21$

Answer:

B. 21