2-2(z-5)=-1(z+3)

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Solution for 2-2(z-5)=-1(z+3) equation:


Simplifying
2 + -2(z + -5) = -1(z + 3)

Reorder the terms:
2 + -2(-5 + z) = -1(z + 3)
2 + (-5 * -2 + z * -2) = -1(z + 3)
2 + (10 + -2z) = -1(z + 3)

Combine like terms: 2 + 10 = 12
12 + -2z = -1(z + 3)

Reorder the terms:
12 + -2z = -1(3 + z)
12 + -2z = (3 * -1 + z * -1)
12 + -2z = (-3 + -1z)

Solving
12 + -2z = -3 + -1z

Solving for variable 'z'.

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

Add 'z' to each side of the equation.
12 + -2z + z = -3 + -1z + z

Combine like terms: -2z + z = -1z
12 + -1z = -3 + -1z + z

Combine like terms: -1z + z = 0
12 + -1z = -3 + 0
12 + -1z = -3

Add '-12' to each side of the equation.
12 + -12 + -1z = -3 + -12

Combine like terms: 12 + -12 = 0
0 + -1z = -3 + -12
-1z = -3 + -12

Combine like terms: -3 + -12 = -15
-1z = -15

Divide each side by '-1'.
z = 15

Simplifying
z = 15

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