x-3+x+4=7

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


Simplifying
x + -3 + x + 4 = 7

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

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

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

Solving
1 + 2x = 7

Solving for variable 'x'.

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

Add '-1' to each side of the equation.
1 + -1 + 2x = 7 + -1

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

Combine like terms: 7 + -1 = 6
2x = 6

Divide each side by '2'.
x = 3

Simplifying
x = 3

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