45=7z

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Solution for 45=7z equation:


Simplifying
45 = 7z

Solving
45 = 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.
45 + -7z = 7z + -7z

Combine like terms: 7z + -7z = 0
45 + -7z = 0

Add '-45' to each side of the equation.
45 + -45 + -7z = 0 + -45

Combine like terms: 45 + -45 = 0
0 + -7z = 0 + -45
-7z = 0 + -45

Combine like terms: 0 + -45 = -45
-7z = -45

Divide each side by '-7'.
z = 6.428571429

Simplifying
z = 6.428571429

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