3y-2(y-1)=15

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


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

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

Reorder the terms:
2 + 3y + -2y = 15

Combine like terms: 3y + -2y = 1y
2 + 1y = 15

Solving
2 + 1y = 15

Solving for variable 'y'.

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

Add '-2' to each side of the equation.
2 + -2 + 1y = 15 + -2

Combine like terms: 2 + -2 = 0
0 + 1y = 15 + -2
1y = 15 + -2

Combine like terms: 15 + -2 = 13
1y = 13

Divide each side by '1'.
y = 13

Simplifying
y = 13

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