2x+3+2x-4=78

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Solution for 2x+3+2x-4=78 equation:


Simplifying
2x + 3 + 2x + -4 = 78

Reorder the terms:
3 + -4 + 2x + 2x = 78

Combine like terms: 3 + -4 = -1
-1 + 2x + 2x = 78

Combine like terms: 2x + 2x = 4x
-1 + 4x = 78

Solving
-1 + 4x = 78

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 + 4x = 78 + 1

Combine like terms: -1 + 1 = 0
0 + 4x = 78 + 1
4x = 78 + 1

Combine like terms: 78 + 1 = 79
4x = 79

Divide each side by '4'.
x = 19.75

Simplifying
x = 19.75

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