(-15-z+3y)-(11.5z)+2z=8

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Solution for (-15-z+3y)-(11.5z)+2z=8 equation:


Simplifying
(-15 + -1z + 3y) + -1(11.5z) + 2z = 8

Reorder the terms:
(-15 + 3y + -1z) + -1(11.5z) + 2z = 8

Remove parenthesis around (-15 + 3y + -1z)
-15 + 3y + -1z + -1(11.5z) + 2z = 8

Remove parenthesis around (11.5z)
-15 + 3y + -1z + -1 * 11.5z + 2z = 8

Multiply -1 * 11.5
-15 + 3y + -1z + -11.5z + 2z = 8

Combine like terms: -1z + -11.5z = -12.5z
-15 + 3y + -12.5z + 2z = 8

Combine like terms: -12.5z + 2z = -10.5z
-15 + 3y + -10.5z = 8

Solving
-15 + 3y + -10.5z = 8

Solving for variable 'y'.

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

Add '15' to each side of the equation.
-15 + 3y + 15 + -10.5z = 8 + 15

Reorder the terms:
-15 + 15 + 3y + -10.5z = 8 + 15

Combine like terms: -15 + 15 = 0
0 + 3y + -10.5z = 8 + 15
3y + -10.5z = 8 + 15

Combine like terms: 8 + 15 = 23
3y + -10.5z = 23

Add '10.5z' to each side of the equation.
3y + -10.5z + 10.5z = 23 + 10.5z

Combine like terms: -10.5z + 10.5z = 0.0
3y + 0.0 = 23 + 10.5z
3y = 23 + 10.5z

Divide each side by '3'.
y = 7.666666667 + 3.5z

Simplifying
y = 7.666666667 + 3.5z

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