7y-2(3y-7)=18

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Solution for 7y-2(3y-7)=18 equation:


Simplifying
7y + -2(3y + -7) = 18

Reorder the terms:
7y + -2(-7 + 3y) = 18
7y + (-7 * -2 + 3y * -2) = 18
7y + (14 + -6y) = 18

Reorder the terms:
14 + 7y + -6y = 18

Combine like terms: 7y + -6y = 1y
14 + 1y = 18

Solving
14 + 1y = 18

Solving for variable 'y'.

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

Add '-14' to each side of the equation.
14 + -14 + 1y = 18 + -14

Combine like terms: 14 + -14 = 0
0 + 1y = 18 + -14
1y = 18 + -14

Combine like terms: 18 + -14 = 4
1y = 4

Divide each side by '1'.
y = 4

Simplifying
y = 4

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