-15y+84=-20y-28

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Solution for -15y+84=-20y-28 equation:


Simplifying
-15y + 84 = -20y + -28

Reorder the terms:
84 + -15y = -20y + -28

Reorder the terms:
84 + -15y = -28 + -20y

Solving
84 + -15y = -28 + -20y

Solving for variable 'y'.

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

Add '20y' to each side of the equation.
84 + -15y + 20y = -28 + -20y + 20y

Combine like terms: -15y + 20y = 5y
84 + 5y = -28 + -20y + 20y

Combine like terms: -20y + 20y = 0
84 + 5y = -28 + 0
84 + 5y = -28

Add '-84' to each side of the equation.
84 + -84 + 5y = -28 + -84

Combine like terms: 84 + -84 = 0
0 + 5y = -28 + -84
5y = -28 + -84

Combine like terms: -28 + -84 = -112
5y = -112

Divide each side by '5'.
y = -22.4

Simplifying
y = -22.4

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