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

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


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

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

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

Solving
-7 + 7y = 2 + 6y

Solving for variable 'y'.

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

Add '-6y' to each side of the equation.
-7 + 7y + -6y = 2 + 6y + -6y

Combine like terms: 7y + -6y = 1y
-7 + 1y = 2 + 6y + -6y

Combine like terms: 6y + -6y = 0
-7 + 1y = 2 + 0
-7 + 1y = 2

Add '7' to each side of the equation.
-7 + 7 + 1y = 2 + 7

Combine like terms: -7 + 7 = 0
0 + 1y = 2 + 7
1y = 2 + 7

Combine like terms: 2 + 7 = 9
1y = 9

Divide each side by '1'.
y = 9

Simplifying
y = 9

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