3z+1=7z-3

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Solution for 3z+1=7z-3 equation:


Simplifying
3z + 1 = 7z + -3

Reorder the terms:
1 + 3z = 7z + -3

Reorder the terms:
1 + 3z = -3 + 7z

Solving
1 + 3z = -3 + 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.
1 + 3z + -7z = -3 + 7z + -7z

Combine like terms: 3z + -7z = -4z
1 + -4z = -3 + 7z + -7z

Combine like terms: 7z + -7z = 0
1 + -4z = -3 + 0
1 + -4z = -3

Add '-1' to each side of the equation.
1 + -1 + -4z = -3 + -1

Combine like terms: 1 + -1 = 0
0 + -4z = -3 + -1
-4z = -3 + -1

Combine like terms: -3 + -1 = -4
-4z = -4

Divide each side by '-4'.
z = 1

Simplifying
z = 1

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