7y-(9y-10)=2(y+7)-15y

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Solution for 7y-(9y-10)=2(y+7)-15y equation:


Simplifying
7y + -1(9y + -10) = 2(y + 7) + -15y

Reorder the terms:
7y + -1(-10 + 9y) = 2(y + 7) + -15y
7y + (-10 * -1 + 9y * -1) = 2(y + 7) + -15y
7y + (10 + -9y) = 2(y + 7) + -15y

Reorder the terms:
10 + 7y + -9y = 2(y + 7) + -15y

Combine like terms: 7y + -9y = -2y
10 + -2y = 2(y + 7) + -15y

Reorder the terms:
10 + -2y = 2(7 + y) + -15y
10 + -2y = (7 * 2 + y * 2) + -15y
10 + -2y = (14 + 2y) + -15y

Combine like terms: 2y + -15y = -13y
10 + -2y = 14 + -13y

Solving
10 + -2y = 14 + -13y

Solving for variable 'y'.

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

Add '13y' to each side of the equation.
10 + -2y + 13y = 14 + -13y + 13y

Combine like terms: -2y + 13y = 11y
10 + 11y = 14 + -13y + 13y

Combine like terms: -13y + 13y = 0
10 + 11y = 14 + 0
10 + 11y = 14

Add '-10' to each side of the equation.
10 + -10 + 11y = 14 + -10

Combine like terms: 10 + -10 = 0
0 + 11y = 14 + -10
11y = 14 + -10

Combine like terms: 14 + -10 = 4
11y = 4

Divide each side by '11'.
y = 0.3636363636

Simplifying
y = 0.3636363636

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