y+2(y-2)=y-1

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


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

Reorder the terms:
y + 2(-2 + y) = y + -1
y + (-2 * 2 + y * 2) = y + -1
y + (-4 + 2y) = y + -1

Reorder the terms:
-4 + y + 2y = y + -1

Combine like terms: y + 2y = 3y
-4 + 3y = y + -1

Reorder the terms:
-4 + 3y = -1 + y

Solving
-4 + 3y = -1 + y

Solving for variable 'y'.

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

Add '-1y' to each side of the equation.
-4 + 3y + -1y = -1 + y + -1y

Combine like terms: 3y + -1y = 2y
-4 + 2y = -1 + y + -1y

Combine like terms: y + -1y = 0
-4 + 2y = -1 + 0
-4 + 2y = -1

Add '4' to each side of the equation.
-4 + 4 + 2y = -1 + 4

Combine like terms: -4 + 4 = 0
0 + 2y = -1 + 4
2y = -1 + 4

Combine like terms: -1 + 4 = 3
2y = 3

Divide each side by '2'.
y = 1.5

Simplifying
y = 1.5

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