3x+43=7x-5

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Solution for 3x+43=7x-5 equation:


Simplifying
3x + 43 = 7x + -5

Reorder the terms:
43 + 3x = 7x + -5

Reorder the terms:
43 + 3x = -5 + 7x

Solving
43 + 3x = -5 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
43 + 3x + -7x = -5 + 7x + -7x

Combine like terms: 3x + -7x = -4x
43 + -4x = -5 + 7x + -7x

Combine like terms: 7x + -7x = 0
43 + -4x = -5 + 0
43 + -4x = -5

Add '-43' to each side of the equation.
43 + -43 + -4x = -5 + -43

Combine like terms: 43 + -43 = 0
0 + -4x = -5 + -43
-4x = -5 + -43

Combine like terms: -5 + -43 = -48
-4x = -48

Divide each side by '-4'.
x = 12

Simplifying
x = 12

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