-3(y-3y)+7=-5(3y-y)+6+15y

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Solution for -3(y-3y)+7=-5(3y-y)+6+15y equation:


Simplifying
-3(y + -3y) + 7 = -5(3y + -1y) + 6 + 15y

Combine like terms: y + -3y = -2y
-3(-2y) + 7 = -5(3y + -1y) + 6 + 15y

Remove parenthesis around (-2y)
-3 * -2y + 7 = -5(3y + -1y) + 6 + 15y

Multiply -3 * -2
6y + 7 = -5(3y + -1y) + 6 + 15y

Reorder the terms:
7 + 6y = -5(3y + -1y) + 6 + 15y

Combine like terms: 3y + -1y = 2y
7 + 6y = -5(2y) + 6 + 15y

Remove parenthesis around (2y)
7 + 6y = -5 * 2y + 6 + 15y

Multiply -5 * 2
7 + 6y = -10y + 6 + 15y

Reorder the terms:
7 + 6y = 6 + -10y + 15y

Combine like terms: -10y + 15y = 5y
7 + 6y = 6 + 5y

Solving
7 + 6y = 6 + 5y

Solving for variable 'y'.

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

Add '-5y' to each side of the equation.
7 + 6y + -5y = 6 + 5y + -5y

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

Combine like terms: 5y + -5y = 0
7 + 1y = 6 + 0
7 + 1y = 6

Add '-7' to each side of the equation.
7 + -7 + 1y = 6 + -7

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

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

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

Simplifying
y = -1

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