2=3+z-7

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Solution for 2=3+z-7 equation: 


Simplifying
2 = 3 + z + -7

Reorder the terms:
2 = 3 + -7 + z

Combine like terms: 3 + -7 = -4
2 = -4 + z

Solving
2 = -4 + z

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.
2 + -1z = -4 + z + -1z

Combine like terms: z + -1z = 0
2 + -1z = -4 + 0
2 + -1z = -4

Add '-2' to each side of the equation.
2 + -2 + -1z = -4 + -2

Combine like terms: 2 + -2 = 0
0 + -1z = -4 + -2
-1z = -4 + -2

Combine like terms: -4 + -2 = -6
-1z = -6

Divide each side by '-1'.
z = 6

Simplifying
z = 6

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