7+4x-1=12

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Solution for 7+4x-1=12 equation: 


Simplifying
7 + 4x + -1 = 12

Reorder the terms:
7 + -1 + 4x = 12

Combine like terms: 7 + -1 = 6
6 + 4x = 12

Solving
6 + 4x = 12

Solving for variable 'x'.

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

Add '-6' to each side of the equation.
6 + -6 + 4x = 12 + -6

Combine like terms: 6 + -6 = 0
0 + 4x = 12 + -6
4x = 12 + -6

Combine like terms: 12 + -6 = 6
4x = 6

Divide each side by '4'.
x = 1.5

Simplifying
x = 1.5

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