15Y+4=3Y-8

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Solution for 15Y+4=3Y-8 equation:


Simplifying
15Y + 4 = 3Y + -8

Reorder the terms:
4 + 15Y = 3Y + -8

Reorder the terms:
4 + 15Y = -8 + 3Y

Solving
4 + 15Y = -8 + 3Y

Solving for variable 'Y'.

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

Add '-3Y' to each side of the equation.
4 + 15Y + -3Y = -8 + 3Y + -3Y

Combine like terms: 15Y + -3Y = 12Y
4 + 12Y = -8 + 3Y + -3Y

Combine like terms: 3Y + -3Y = 0
4 + 12Y = -8 + 0
4 + 12Y = -8

Add '-4' to each side of the equation.
4 + -4 + 12Y = -8 + -4

Combine like terms: 4 + -4 = 0
0 + 12Y = -8 + -4
12Y = -8 + -4

Combine like terms: -8 + -4 = -12
12Y = -12

Divide each side by '12'.
Y = -1

Simplifying
Y = -1

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