2x-3+x-3=45

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Solution for 2x-3+x-3=45 equation:


Simplifying
2x + -3 + x + -3 = 45

Reorder the terms:
-3 + -3 + 2x + x = 45

Combine like terms: -3 + -3 = -6
-6 + 2x + x = 45

Combine like terms: 2x + x = 3x
-6 + 3x = 45

Solving
-6 + 3x = 45

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 = 45 + 6

Combine like terms: -6 + 6 = 0
0 + 3x = 45 + 6
3x = 45 + 6

Combine like terms: 45 + 6 = 51
3x = 51

Divide each side by '3'.
x = 17

Simplifying
x = 17

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