7+2z-5=7z+3-4z

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Solution for 7+2z-5=7z+3-4z equation:


Simplifying
7 + 2z + -5 = 7z + 3 + -4z

Reorder the terms:
7 + -5 + 2z = 7z + 3 + -4z

Combine like terms: 7 + -5 = 2
2 + 2z = 7z + 3 + -4z

Reorder the terms:
2 + 2z = 3 + 7z + -4z

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

Solving
2 + 2z = 3 + 3z

Solving for variable 'z'.

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

Add '-3z' to each side of the equation.
2 + 2z + -3z = 3 + 3z + -3z

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

Combine like terms: 3z + -3z = 0
2 + -1z = 3 + 0
2 + -1z = 3

Add '-2' to each side of the equation.
2 + -2 + -1z = 3 + -2

Combine like terms: 2 + -2 = 0
0 + -1z = 3 + -2
-1z = 3 + -2

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

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

Simplifying
z = -1

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