4y-5=2y-9

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Solution for 4y-5=2y-9 equation:


Simplifying
4y + -5 = 2y + -9

Reorder the terms:
-5 + 4y = 2y + -9

Reorder the terms:
-5 + 4y = -9 + 2y

Solving
-5 + 4y = -9 + 2y

Solving for variable 'y'.

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

Add '-2y' to each side of the equation.
-5 + 4y + -2y = -9 + 2y + -2y

Combine like terms: 4y + -2y = 2y
-5 + 2y = -9 + 2y + -2y

Combine like terms: 2y + -2y = 0
-5 + 2y = -9 + 0
-5 + 2y = -9

Add '5' to each side of the equation.
-5 + 5 + 2y = -9 + 5

Combine like terms: -5 + 5 = 0
0 + 2y = -9 + 5
2y = -9 + 5

Combine like terms: -9 + 5 = -4
2y = -4

Divide each side by '2'.
y = -2

Simplifying
y = -2

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