Question

Найди корни данного уравнения 3/5⋅y−13=−12+y/5

Answer 1

3/5y - 13 = - 12 + y/5
3/5y - y/5 = 13 - 12
3y/5 - y/5 = 1
3y - y / 5 = 1
2y / 5 = 1
2y / 5 = 1 / 1
2y × 1 = 5 × 1
2y = 5
y = 5 ÷ 2
y = 2,5

Ответ: y = 2,5