7+3x=15x+43

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Solution for 7+3x=15x+43 equation:


Simplifying
7 + 3x = 15x + 43

Reorder the terms:
7 + 3x = 43 + 15x

Solving
7 + 3x = 43 + 15x

Solving for variable 'x'.

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

Add '-15x' to each side of the equation.
7 + 3x + -15x = 43 + 15x + -15x

Combine like terms: 3x + -15x = -12x
7 + -12x = 43 + 15x + -15x

Combine like terms: 15x + -15x = 0
7 + -12x = 43 + 0
7 + -12x = 43

Add '-7' to each side of the equation.
7 + -7 + -12x = 43 + -7

Combine like terms: 7 + -7 = 0
0 + -12x = 43 + -7
-12x = 43 + -7

Combine like terms: 43 + -7 = 36
-12x = 36

Divide each side by '-12'.
x = -3

Simplifying
x = -3

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