3x+7-4x+5=47

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Solution for 3x+7-4x+5=47 equation:


Simplifying
3x + 7 + -4x + 5 = 47

Reorder the terms:
7 + 5 + 3x + -4x = 47

Combine like terms: 7 + 5 = 12
12 + 3x + -4x = 47

Combine like terms: 3x + -4x = -1x
12 + -1x = 47

Solving
12 + -1x = 47

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 + -1x = 47 + -12

Combine like terms: 12 + -12 = 0
0 + -1x = 47 + -12
-1x = 47 + -12

Combine like terms: 47 + -12 = 35
-1x = 35

Divide each side by '-1'.
x = -35

Simplifying
x = -35

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