.75(2y-7)+.5y=-9

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Solution for .75(2y-7)+.5y=-9 equation:


Simplifying
0.75(2y + -7) + 0.5y = -9

Reorder the terms:
0.75(-7 + 2y) + 0.5y = -9
(-7 * 0.75 + 2y * 0.75) + 0.5y = -9
(-5.25 + 1.5y) + 0.5y = -9

Combine like terms: 1.5y + 0.5y = 2y
-5.25 + 2y = -9

Solving
-5.25 + 2y = -9

Solving for variable 'y'.

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

Add '5.25' to each side of the equation.
-5.25 + 5.25 + 2y = -9 + 5.25

Combine like terms: -5.25 + 5.25 = 0.00
0.00 + 2y = -9 + 5.25
2y = -9 + 5.25

Combine like terms: -9 + 5.25 = -3.75
2y = -3.75

Divide each side by '2'.
y = -1.875

Simplifying
y = -1.875

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