7z+40=3z

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Solution for 7z+40=3z equation:


Simplifying
7z + 40 = 3z

Reorder the terms:
40 + 7z = 3z

Solving
40 + 7z = 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.
40 + 7z + -3z = 3z + -3z

Combine like terms: 7z + -3z = 4z
40 + 4z = 3z + -3z

Combine like terms: 3z + -3z = 0
40 + 4z = 0

Add '-40' to each side of the equation.
40 + -40 + 4z = 0 + -40

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

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

Divide each side by '4'.
z = -10

Simplifying
z = -10

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