3x+5-4x=21+3

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Solution for 3x+5-4x=21+3 equation:


Simplifying
3x + 5 + -4x = 21 + 3

Reorder the terms:
5 + 3x + -4x = 21 + 3

Combine like terms: 3x + -4x = -1x
5 + -1x = 21 + 3

Combine like terms: 21 + 3 = 24
5 + -1x = 24

Solving
5 + -1x = 24

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 + -1x = 24 + -5

Combine like terms: 5 + -5 = 0
0 + -1x = 24 + -5
-1x = 24 + -5

Combine like terms: 24 + -5 = 19
-1x = 19

Divide each side by '-1'.
x = -19

Simplifying
x = -19

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