5x+10+20x+30=90

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Solution for 5x+10+20x+30=90 equation:


Simplifying
5x + 10 + 20x + 30 = 90

Reorder the terms:
10 + 30 + 5x + 20x = 90

Combine like terms: 10 + 30 = 40
40 + 5x + 20x = 90

Combine like terms: 5x + 20x = 25x
40 + 25x = 90

Solving
40 + 25x = 90

Solving for variable 'x'.

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

Add '-40' to each side of the equation.
40 + -40 + 25x = 90 + -40

Combine like terms: 40 + -40 = 0
0 + 25x = 90 + -40
25x = 90 + -40

Combine like terms: 90 + -40 = 50
25x = 50

Divide each side by '25'.
x = 2

Simplifying
x = 2

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