40=9z+4

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Solution for 40=9z+4 equation:


Simplifying
40 = 9z + 4

Reorder the terms:
40 = 4 + 9z

Solving
40 = 4 + 9z

Solving for variable 'z'.

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

Add '-9z' to each side of the equation.
40 + -9z = 4 + 9z + -9z

Combine like terms: 9z + -9z = 0
40 + -9z = 4 + 0
40 + -9z = 4

Add '-40' to each side of the equation.
40 + -40 + -9z = 4 + -40

Combine like terms: 40 + -40 = 0
0 + -9z = 4 + -40
-9z = 4 + -40

Combine like terms: 4 + -40 = -36
-9z = -36

Divide each side by '-9'.
z = 4

Simplifying
z = 4

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