3(x+4)-5x=3

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Solution for 3(x+4)-5x=3 equation:


Simplifying
3(x + 4) + -5x = 3

Reorder the terms:
3(4 + x) + -5x = 3
(4 * 3 + x * 3) + -5x = 3
(12 + 3x) + -5x = 3

Combine like terms: 3x + -5x = -2x
12 + -2x = 3

Solving
12 + -2x = 3

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + -2x = 3 + -12

Combine like terms: 12 + -12 = 0
0 + -2x = 3 + -12
-2x = 3 + -12

Combine like terms: 3 + -12 = -9
-2x = -9

Divide each side by '-2'.
x = 4.5

Simplifying
x = 4.5

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