15y+12-10y-6+1=31

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Solution for 15y+12-10y-6+1=31 equation:


Simplifying
15y + 12 + -10y + -6 + 1 = 31

Reorder the terms:
12 + -6 + 1 + 15y + -10y = 31

Combine like terms: 12 + -6 = 6
6 + 1 + 15y + -10y = 31

Combine like terms: 6 + 1 = 7
7 + 15y + -10y = 31

Combine like terms: 15y + -10y = 5y
7 + 5y = 31

Solving
7 + 5y = 31

Solving for variable 'y'.

Move all terms containing y to the left, all other terms to the right.

Add '-7' to each side of the equation.
7 + -7 + 5y = 31 + -7

Combine like terms: 7 + -7 = 0
0 + 5y = 31 + -7
5y = 31 + -7

Combine like terms: 31 + -7 = 24
5y = 24

Divide each side by '5'.
y = 4.8

Simplifying
y = 4.8

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