7+x=2x+3

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Solution for 7+x=2x+3 equation: 


Simplifying
7 + x = 2x + 3

Reorder the terms:
7 + x = 3 + 2x

Solving
7 + x = 3 + 2x

Solving for variable 'x'.

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

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

Combine like terms: x + -2x = -1x
7 + -1x = 3 + 2x + -2x

Combine like terms: 2x + -2x = 0
7 + -1x = 3 + 0
7 + -1x = 3

Add '-7' to each side of the equation.
7 + -7 + -1x = 3 + -7

Combine like terms: 7 + -7 = 0
0 + -1x = 3 + -7
-1x = 3 + -7

Combine like terms: 3 + -7 = -4
-1x = -4

Divide each side by '-1'.
x = 4

Simplifying
x = 4

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