7+3(-1y+3)-2y=15-3

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Solution for 7+3(-1y+3)-2y=15-3 equation: 


Simplifying
7 + 3(-1y + 3) + -2y = 15 + -3

Reorder the terms:
7 + 3(3 + -1y) + -2y = 15 + -3
7 + (3 * 3 + -1y * 3) + -2y = 15 + -3
7 + (9 + -3y) + -2y = 15 + -3

Combine like terms: 7 + 9 = 16
16 + -3y + -2y = 15 + -3

Combine like terms: -3y + -2y = -5y
16 + -5y = 15 + -3

Combine like terms: 15 + -3 = 12
16 + -5y = 12

Solving
16 + -5y = 12

Solving for variable 'y'.

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

Add '-16' to each side of the equation.
16 + -16 + -5y = 12 + -16

Combine like terms: 16 + -16 = 0
0 + -5y = 12 + -16
-5y = 12 + -16

Combine like terms: 12 + -16 = -4
-5y = -4

Divide each side by '-5'.
y = 0.8

Simplifying
y = 0.8

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