-13y+8(y-10)=15y

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Solution for -13y+8(y-10)=15y equation:


Simplifying
-13y + 8(y + -10) = 15y

Reorder the terms:
-13y + 8(-10 + y) = 15y
-13y + (-10 * 8 + y * 8) = 15y
-13y + (-80 + 8y) = 15y

Reorder the terms:
-80 + -13y + 8y = 15y

Combine like terms: -13y + 8y = -5y
-80 + -5y = 15y

Solving
-80 + -5y = 15y

Solving for variable 'y'.

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

Add '-15y' to each side of the equation.
-80 + -5y + -15y = 15y + -15y

Combine like terms: -5y + -15y = -20y
-80 + -20y = 15y + -15y

Combine like terms: 15y + -15y = 0
-80 + -20y = 0

Add '80' to each side of the equation.
-80 + 80 + -20y = 0 + 80

Combine like terms: -80 + 80 = 0
0 + -20y = 0 + 80
-20y = 0 + 80

Combine like terms: 0 + 80 = 80
-20y = 80

Divide each side by '-20'.
y = -4

Simplifying
y = -4

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