3(-2.25y+15)+8y=12

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Solution for 3(-2.25y+15)+8y=12 equation:


Simplifying
3(-2.25y + 15) + 8y = 12

Reorder the terms:
3(15 + -2.25y) + 8y = 12
(15 * 3 + -2.25y * 3) + 8y = 12
(45 + -6.75y) + 8y = 12

Combine like terms: -6.75y + 8y = 1.25y
45 + 1.25y = 12

Solving
45 + 1.25y = 12

Solving for variable 'y'.

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

Add '-45' to each side of the equation.
45 + -45 + 1.25y = 12 + -45

Combine like terms: 45 + -45 = 0
0 + 1.25y = 12 + -45
1.25y = 12 + -45

Combine like terms: 12 + -45 = -33
1.25y = -33

Divide each side by '1.25'.
y = -26.4

Simplifying
y = -26.4

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