43=7z-13

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Solution for 43=7z-13 equation:


Simplifying
43 = 7z + -13

Reorder the terms:
43 = -13 + 7z

Solving
43 = -13 + 7z

Solving for variable 'z'.

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

Add '-7z' to each side of the equation.
43 + -7z = -13 + 7z + -7z

Combine like terms: 7z + -7z = 0
43 + -7z = -13 + 0
43 + -7z = -13

Add '-43' to each side of the equation.
43 + -43 + -7z = -13 + -43

Combine like terms: 43 + -43 = 0
0 + -7z = -13 + -43
-7z = -13 + -43

Combine like terms: -13 + -43 = -56
-7z = -56

Divide each side by '-7'.
z = 8

Simplifying
z = 8

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