7=Z+3Z

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Solution for 7=Z+3Z equation:


Simplifying
7 = Z + 3Z

Combine like terms: Z + 3Z = 4Z
7 = 4Z

Solving
7 = 4Z

Solving for variable 'Z'.

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

Add '-4Z' to each side of the equation.
7 + -4Z = 4Z + -4Z

Combine like terms: 4Z + -4Z = 0
7 + -4Z = 0

Add '-7' to each side of the equation.
7 + -7 + -4Z = 0 + -7

Combine like terms: 7 + -7 = 0
0 + -4Z = 0 + -7
-4Z = 0 + -7

Combine like terms: 0 + -7 = -7
-4Z = -7

Divide each side by '-4'.
Z = 1.75

Simplifying
Z = 1.75

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