-10=2-(7-z)

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Solution for -10=2-(7-z) equation:


Simplifying
-10 = 2 + -1(7 + -1z)
-10 = 2 + (7 * -1 + -1z * -1)
-10 = 2 + (-7 + 1z)

Combine like terms: 2 + -7 = -5
-10 = -5 + 1z

Solving
-10 = -5 + 1z

Solving for variable 'z'.

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

Add '-1z' to each side of the equation.
-10 + -1z = -5 + 1z + -1z

Combine like terms: 1z + -1z = 0
-10 + -1z = -5 + 0
-10 + -1z = -5

Add '10' to each side of the equation.
-10 + 10 + -1z = -5 + 10

Combine like terms: -10 + 10 = 0
0 + -1z = -5 + 10
-1z = -5 + 10

Combine like terms: -5 + 10 = 5
-1z = 5

Divide each side by '-1'.
z = -5

Simplifying
z = -5

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