2.5y-7.5=y-3

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Solution for 2.5y-7.5=y-3 equation:


Simplifying
2.5y + -7.5 = y + -3

Reorder the terms:
-7.5 + 2.5y = y + -3

Reorder the terms:
-7.5 + 2.5y = -3 + y

Solving
-7.5 + 2.5y = -3 + y

Solving for variable 'y'.

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

Add '-1y' to each side of the equation.
-7.5 + 2.5y + -1y = -3 + y + -1y

Combine like terms: 2.5y + -1y = 1.5y
-7.5 + 1.5y = -3 + y + -1y

Combine like terms: y + -1y = 0
-7.5 + 1.5y = -3 + 0
-7.5 + 1.5y = -3

Add '7.5' to each side of the equation.
-7.5 + 7.5 + 1.5y = -3 + 7.5

Combine like terms: -7.5 + 7.5 = 0.0
0.0 + 1.5y = -3 + 7.5
1.5y = -3 + 7.5

Combine like terms: -3 + 7.5 = 4.5
1.5y = 4.5

Divide each side by '1.5'.
y = 3

Simplifying
y = 3

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