7=1+2z

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Solution for 7=1+2z equation:


Simplifying
7 = 1 + 2z

Solving
7 = 1 + 2z

Solving for variable 'z'.

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

Add '-2z' to each side of the equation.
7 + -2z = 1 + 2z + -2z

Combine like terms: 2z + -2z = 0
7 + -2z = 1 + 0
7 + -2z = 1

Add '-7' to each side of the equation.
7 + -7 + -2z = 1 + -7

Combine like terms: 7 + -7 = 0
0 + -2z = 1 + -7
-2z = 1 + -7

Combine like terms: 1 + -7 = -6
-2z = -6

Divide each side by '-2'.
z = 3

Simplifying
z = 3

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