2.25y-12=0.4y-4

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Solution for 2.25y-12=0.4y-4 equation:


Simplifying
2.25y + -12 = 0.4y + -4

Reorder the terms:
-12 + 2.25y = 0.4y + -4

Reorder the terms:
-12 + 2.25y = -4 + 0.4y

Solving
-12 + 2.25y = -4 + 0.4y

Solving for variable 'y'.

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

Add '-0.4y' to each side of the equation.
-12 + 2.25y + -0.4y = -4 + 0.4y + -0.4y

Combine like terms: 2.25y + -0.4y = 1.85y
-12 + 1.85y = -4 + 0.4y + -0.4y

Combine like terms: 0.4y + -0.4y = 0.0
-12 + 1.85y = -4 + 0.0
-12 + 1.85y = -4

Add '12' to each side of the equation.
-12 + 12 + 1.85y = -4 + 12

Combine like terms: -12 + 12 = 0
0 + 1.85y = -4 + 12
1.85y = -4 + 12

Combine like terms: -4 + 12 = 8
1.85y = 8

Divide each side by '1.85'.
y = 4.324324324

Simplifying
y = 4.324324324

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