3x-2+4x-1=20

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Solution for 3x-2+4x-1=20 equation:


Simplifying
3x + -2 + 4x + -1 = 20

Reorder the terms:
-2 + -1 + 3x + 4x = 20

Combine like terms: -2 + -1 = -3
-3 + 3x + 4x = 20

Combine like terms: 3x + 4x = 7x
-3 + 7x = 20

Solving
-3 + 7x = 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 + 7x = 20 + 3

Combine like terms: -3 + 3 = 0
0 + 7x = 20 + 3
7x = 20 + 3

Combine like terms: 20 + 3 = 23
7x = 23

Divide each side by '7'.
x = 3.285714286

Simplifying
x = 3.285714286

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