x+x-3+x-3=48

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Solution for x+x-3+x-3=48 equation:


Simplifying
x + x + -3 + x + -3 = 48

Reorder the terms:
-3 + -3 + x + x + x = 48

Combine like terms: -3 + -3 = -6
-6 + x + x + x = 48

Combine like terms: x + x = 2x
-6 + 2x + x = 48

Combine like terms: 2x + x = 3x
-6 + 3x = 48

Solving
-6 + 3x = 48

Solving for variable 'x'.

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

Add '6' to each side of the equation.
-6 + 6 + 3x = 48 + 6

Combine like terms: -6 + 6 = 0
0 + 3x = 48 + 6
3x = 48 + 6

Combine like terms: 48 + 6 = 54
3x = 54

Divide each side by '3'.
x = 18

Simplifying
x = 18

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