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

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Solution for 3(2y+3)+6(3y-1)=1-7y equation:


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

Reorder the terms:
3(3 + 2y) + 6(3y + -1) = 1 + -7y
(3 * 3 + 2y * 3) + 6(3y + -1) = 1 + -7y
(9 + 6y) + 6(3y + -1) = 1 + -7y

Reorder the terms:
9 + 6y + 6(-1 + 3y) = 1 + -7y
9 + 6y + (-1 * 6 + 3y * 6) = 1 + -7y
9 + 6y + (-6 + 18y) = 1 + -7y

Reorder the terms:
9 + -6 + 6y + 18y = 1 + -7y

Combine like terms: 9 + -6 = 3
3 + 6y + 18y = 1 + -7y

Combine like terms: 6y + 18y = 24y
3 + 24y = 1 + -7y

Solving
3 + 24y = 1 + -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.
3 + 24y + 7y = 1 + -7y + 7y

Combine like terms: 24y + 7y = 31y
3 + 31y = 1 + -7y + 7y

Combine like terms: -7y + 7y = 0
3 + 31y = 1 + 0
3 + 31y = 1

Add '-3' to each side of the equation.
3 + -3 + 31y = 1 + -3

Combine like terms: 3 + -3 = 0
0 + 31y = 1 + -3
31y = 1 + -3

Combine like terms: 1 + -3 = -2
31y = -2

Divide each side by '31'.
y = -0.06451612903

Simplifying
y = -0.06451612903

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