-3x+25+x+21=3

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Solution for -3x+25+x+21=3 equation: 


Simplifying
-3x + 25 + x + 21 = 3

Reorder the terms:
25 + 21 + -3x + x = 3

Combine like terms: 25 + 21 = 46
46 + -3x + x = 3

Combine like terms: -3x + x = -2x
46 + -2x = 3

Solving
46 + -2x = 3

Solving for variable 'x'.

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

Add '-46' to each side of the equation.
46 + -46 + -2x = 3 + -46

Combine like terms: 46 + -46 = 0
0 + -2x = 3 + -46
-2x = 3 + -46

Combine like terms: 3 + -46 = -43
-2x = -43

Divide each side by '-2'.
x = 21.5

Simplifying
x = 21.5

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