4z-7z+3=9

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Solution for 4z-7z+3=9 equation:


Simplifying
4z + -7z + 3 = 9

Reorder the terms:
3 + 4z + -7z = 9

Combine like terms: 4z + -7z = -3z
3 + -3z = 9

Solving
3 + -3z = 9

Solving for variable 'z'.

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

Add '-3' to each side of the equation.
3 + -3 + -3z = 9 + -3

Combine like terms: 3 + -3 = 0
0 + -3z = 9 + -3
-3z = 9 + -3

Combine like terms: 9 + -3 = 6
-3z = 6

Divide each side by '-3'.
z = -2

Simplifying
z = -2

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