4=-9+2.25y

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Solution for 4=-9+2.25y equation:


Simplifying
4 = -9 + 2.25y

Solving
4 = -9 + 2.25y

Solving for variable 'y'.

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

Add '-2.25y' to each side of the equation.
4 + -2.25y = -9 + 2.25y + -2.25y

Combine like terms: 2.25y + -2.25y = 0.00
4 + -2.25y = -9 + 0.00
4 + -2.25y = -9

Add '-4' to each side of the equation.
4 + -4 + -2.25y = -9 + -4

Combine like terms: 4 + -4 = 0
0 + -2.25y = -9 + -4
-2.25y = -9 + -4

Combine like terms: -9 + -4 = -13
-2.25y = -13

Divide each side by '-2.25'.
y = 5.777777778

Simplifying
y = 5.777777778

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