3(2y-7)=8-(1-y)

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Solution for 3(2y-7)=8-(1-y) equation:


Simplifying
3(2y + -7) = 8 + -1(1 + -1y)

Reorder the terms:
3(-7 + 2y) = 8 + -1(1 + -1y)
(-7 * 3 + 2y * 3) = 8 + -1(1 + -1y)
(-21 + 6y) = 8 + -1(1 + -1y)
-21 + 6y = 8 + (1 * -1 + -1y * -1)
-21 + 6y = 8 + (-1 + 1y)

Combine like terms: 8 + -1 = 7
-21 + 6y = 7 + 1y

Solving
-21 + 6y = 7 + 1y

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.
-21 + 6y + -1y = 7 + 1y + -1y

Combine like terms: 6y + -1y = 5y
-21 + 5y = 7 + 1y + -1y

Combine like terms: 1y + -1y = 0
-21 + 5y = 7 + 0
-21 + 5y = 7

Add '21' to each side of the equation.
-21 + 21 + 5y = 7 + 21

Combine like terms: -21 + 21 = 0
0 + 5y = 7 + 21
5y = 7 + 21

Combine like terms: 7 + 21 = 28
5y = 28

Divide each side by '5'.
y = 5.6

Simplifying
y = 5.6

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