3x+1-4=20

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Solution for 3x+1-4=20 equation:


Simplifying
3x + 1 + -4 = 20

Reorder the terms:
1 + -4 + 3x = 20

Combine like terms: 1 + -4 = -3
-3 + 3x = 20

Solving
-3 + 3x = 20

Solving for variable 'x'.

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

Add '3' to each side of the equation.
-3 + 3 + 3x = 20 + 3

Combine like terms: -3 + 3 = 0
0 + 3x = 20 + 3
3x = 20 + 3

Combine like terms: 20 + 3 = 23
3x = 23

Divide each side by '3'.
x = 7.666666667

Simplifying
x = 7.666666667

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