Question

7y / 10 + 2 = 5y / 6

Answer 1

Answer:

$\frac{7y}{10} + 2 = \frac{5y}{6 }$

$30 \times \frac{7y}{10} + 2 \times 30 = 30 \times \frac{5y}{6}$

$3 \times 7y + 60 = 5 \times 5y$

$21y + 60 = 25y$

$21y - 25y = - 60$

$- 4y = - 60$

$y = \frac{ - 60}{ - 4} = \frac{60}{4} = 15$