4x-2+3x-3=21

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Solution for 4x-2+3x-3=21 equation:


Simplifying
4x + -2 + 3x + -3 = 21

Reorder the terms:
-2 + -3 + 4x + 3x = 21

Combine like terms: -2 + -3 = -5
-5 + 4x + 3x = 21

Combine like terms: 4x + 3x = 7x
-5 + 7x = 21

Solving
-5 + 7x = 21

Solving for variable 'x'.

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

Add '5' to each side of the equation.
-5 + 5 + 7x = 21 + 5

Combine like terms: -5 + 5 = 0
0 + 7x = 21 + 5
7x = 21 + 5

Combine like terms: 21 + 5 = 26
7x = 26

Divide each side by '7'.
x = 3.714285714

Simplifying
x = 3.714285714

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