30=-(53+15)+10z

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Solution for 30=-(53+15)+10z equation:


Simplifying
30 = -1(53 + 15) + 10z

Combine like terms: 53 + 15 = 68
30 = -1(68) + 10z

Multiply -1 * 68
30 = -68 + 10z

Solving
30 = -68 + 10z

Solving for variable 'z'.

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

Add '-10z' to each side of the equation.
30 + -10z = -68 + 10z + -10z

Combine like terms: 10z + -10z = 0
30 + -10z = -68 + 0
30 + -10z = -68

Add '-30' to each side of the equation.
30 + -30 + -10z = -68 + -30

Combine like terms: 30 + -30 = 0
0 + -10z = -68 + -30
-10z = -68 + -30

Combine like terms: -68 + -30 = -98
-10z = -98

Divide each side by '-10'.
z = 9.8

Simplifying
z = 9.8

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