5y+3=9y-15

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Solution for 5y+3=9y-15 equation:


Simplifying
5y + 3 = 9y + -15

Reorder the terms:
3 + 5y = 9y + -15

Reorder the terms:
3 + 5y = -15 + 9y

Solving
3 + 5y = -15 + 9y

Solving for variable 'y'.

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

Add '-9y' to each side of the equation.
3 + 5y + -9y = -15 + 9y + -9y

Combine like terms: 5y + -9y = -4y
3 + -4y = -15 + 9y + -9y

Combine like terms: 9y + -9y = 0
3 + -4y = -15 + 0
3 + -4y = -15

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

Combine like terms: 3 + -3 = 0
0 + -4y = -15 + -3
-4y = -15 + -3

Combine like terms: -15 + -3 = -18
-4y = -18

Divide each side by '-4'.
y = 4.5

Simplifying
y = 4.5

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