Question

y + 9y + 5 = (-15) qual o valor de y ?

Answer 1

y+9y+5= -15
10y= -15-5
10y= -20
y= -20/10
y= -2

Answer 2

y + 9y + 5 = (-15)
Isola o y
y+9y=-15-5
10y=-20
y=$\frac{-20}{10}$
y=-2