3y-(4-y)=8

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Solution for 3y-(4-y)=8 equation:


Simplifying
3y + -1(4 + -1y) = 8
3y + (4 * -1 + -1y * -1) = 8
3y + (-4 + 1y) = 8

Reorder the terms:
-4 + 3y + 1y = 8

Combine like terms: 3y + 1y = 4y
-4 + 4y = 8

Solving
-4 + 4y = 8

Solving for variable 'y'.

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

Add '4' to each side of the equation.
-4 + 4 + 4y = 8 + 4

Combine like terms: -4 + 4 = 0
0 + 4y = 8 + 4
4y = 8 + 4

Combine like terms: 8 + 4 = 12
4y = 12

Divide each side by '4'.
y = 3

Simplifying
y = 3

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