4y-2=2y-9

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


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

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

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

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

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

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

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

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

Combine like terms: -9 + 2 = -7
2y = -7

Divide each side by '2'.
y = -3.5

Simplifying
y = -3.5

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