-3(12+-5y+-1z)-14y-5z=-31

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Solution for -3(12+-5y+-1z)-14y-5z=-31 equation:


Simplifying
-3(12 + -5y + -1z) + -14y + -5z = -31
(12 * -3 + -5y * -3 + -1z * -3) + -14y + -5z = -31
(-36 + 15y + 3z) + -14y + -5z = -31

Reorder the terms:
-36 + 15y + -14y + 3z + -5z = -31

Combine like terms: 15y + -14y = 1y
-36 + 1y + 3z + -5z = -31

Combine like terms: 3z + -5z = -2z
-36 + 1y + -2z = -31

Solving
-36 + 1y + -2z = -31

Solving for variable 'y'.

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

Add '36' to each side of the equation.
-36 + 1y + 36 + -2z = -31 + 36

Reorder the terms:
-36 + 36 + 1y + -2z = -31 + 36

Combine like terms: -36 + 36 = 0
0 + 1y + -2z = -31 + 36
1y + -2z = -31 + 36

Combine like terms: -31 + 36 = 5
1y + -2z = 5

Add '2z' to each side of the equation.
1y + -2z + 2z = 5 + 2z

Combine like terms: -2z + 2z = 0
1y + 0 = 5 + 2z
1y = 5 + 2z

Divide each side by '1'.
y = 5 + 2z

Simplifying
y = 5 + 2z

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