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

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


Simplifying
(-2)((-1) + -3y) = 7y
-2(-1 + -3y) = 7y
(-1 * -2 + -3y * -2) = 7y
(2 + 6y) = 7y

Solving
2 + 6y = 7y

Solving for variable 'y'.

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

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

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

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

Add '-2' to each side of the equation.
2 + -2 + -1y = 0 + -2

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

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

Divide each side by '-1'.
y = 2

Simplifying
y = 2

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