70=3z-3+z+1+2z

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Solution for 70=3z-3+z+1+2z equation:


Simplifying
70 = 3z + -3 + z + 1 + 2z

Reorder the terms:
70 = -3 + 1 + 3z + z + 2z

Combine like terms: -3 + 1 = -2
70 = -2 + 3z + z + 2z

Combine like terms: 3z + z = 4z
70 = -2 + 4z + 2z

Combine like terms: 4z + 2z = 6z
70 = -2 + 6z

Solving
70 = -2 + 6z

Solving for variable 'z'.

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

Add '-6z' to each side of the equation.
70 + -6z = -2 + 6z + -6z

Combine like terms: 6z + -6z = 0
70 + -6z = -2 + 0
70 + -6z = -2

Add '-70' to each side of the equation.
70 + -70 + -6z = -2 + -70

Combine like terms: 70 + -70 = 0
0 + -6z = -2 + -70
-6z = -2 + -70

Combine like terms: -2 + -70 = -72
-6z = -72

Divide each side by '-6'.
z = 12

Simplifying
z = 12

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