-2(y-7)-(y+3)=3(y-4)-1

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Solution for -2(y-7)-(y+3)=3(y-4)-1 equation:


Simplifying
-2(y + -7) + -1(y + 3) = 3(y + -4) + -1

Reorder the terms:
-2(-7 + y) + -1(y + 3) = 3(y + -4) + -1
(-7 * -2 + y * -2) + -1(y + 3) = 3(y + -4) + -1
(14 + -2y) + -1(y + 3) = 3(y + -4) + -1

Reorder the terms:
14 + -2y + -1(3 + y) = 3(y + -4) + -1
14 + -2y + (3 * -1 + y * -1) = 3(y + -4) + -1
14 + -2y + (-3 + -1y) = 3(y + -4) + -1

Reorder the terms:
14 + -3 + -2y + -1y = 3(y + -4) + -1

Combine like terms: 14 + -3 = 11
11 + -2y + -1y = 3(y + -4) + -1

Combine like terms: -2y + -1y = -3y
11 + -3y = 3(y + -4) + -1

Reorder the terms:
11 + -3y = 3(-4 + y) + -1
11 + -3y = (-4 * 3 + y * 3) + -1
11 + -3y = (-12 + 3y) + -1

Reorder the terms:
11 + -3y = -12 + -1 + 3y

Combine like terms: -12 + -1 = -13
11 + -3y = -13 + 3y

Solving
11 + -3y = -13 + 3y

Solving for variable 'y'.

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

Add '-3y' to each side of the equation.
11 + -3y + -3y = -13 + 3y + -3y

Combine like terms: -3y + -3y = -6y
11 + -6y = -13 + 3y + -3y

Combine like terms: 3y + -3y = 0
11 + -6y = -13 + 0
11 + -6y = -13

Add '-11' to each side of the equation.
11 + -11 + -6y = -13 + -11

Combine like terms: 11 + -11 = 0
0 + -6y = -13 + -11
-6y = -13 + -11

Combine like terms: -13 + -11 = -24
-6y = -24

Divide each side by '-6'.
y = 4

Simplifying
y = 4

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