2z+15=70+45

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Solution for 2z+15=70+45 equation:


Simplifying
2z + 15 = 70 + 45

Reorder the terms:
15 + 2z = 70 + 45

Combine like terms: 70 + 45 = 115
15 + 2z = 115

Solving
15 + 2z = 115

Solving for variable 'z'.

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

Add '-15' to each side of the equation.
15 + -15 + 2z = 115 + -15

Combine like terms: 15 + -15 = 0
0 + 2z = 115 + -15
2z = 115 + -15

Combine like terms: 115 + -15 = 100
2z = 100

Divide each side by '2'.
z = 50

Simplifying
z = 50

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