Question

solve the equation.

Answer 1

$\huge\bf\underline{Solution:}$

$\frac{y}{7} + \frac{y - 4}{3} = 2\\ \\ 3y + 7(y - 4) = 2(7 \times 3) \\ 3y + 7y - 28 = 42 \\ 10y = 42 + 28 \\ 10y = 70 \\ y = \frac{70}{10} \\ y = 7$