345x-802-45x+20x=478

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Solution for 345x-802-45x+20x=478 equation:


Simplifying
345x + -802 + -45x + 20x = 478

Reorder the terms:
-802 + 345x + -45x + 20x = 478

Combine like terms: 345x + -45x = 300x
-802 + 300x + 20x = 478

Combine like terms: 300x + 20x = 320x
-802 + 320x = 478

Solving
-802 + 320x = 478

Solving for variable 'x'.

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

Add '802' to each side of the equation.
-802 + 802 + 320x = 478 + 802

Combine like terms: -802 + 802 = 0
0 + 320x = 478 + 802
320x = 478 + 802

Combine like terms: 478 + 802 = 1280
320x = 1280

Divide each side by '320'.
x = 4

Simplifying
x = 4

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