15x+20(x-2)=485

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Solution for 15x+20(x-2)=485 equation:


Simplifying
15x + 20(x + -2) = 485

Reorder the terms:
15x + 20(-2 + x) = 485
15x + (-2 * 20 + x * 20) = 485
15x + (-40 + 20x) = 485

Reorder the terms:
-40 + 15x + 20x = 485

Combine like terms: 15x + 20x = 35x
-40 + 35x = 485

Solving
-40 + 35x = 485

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 + 35x = 485 + 40

Combine like terms: -40 + 40 = 0
0 + 35x = 485 + 40
35x = 485 + 40

Combine like terms: 485 + 40 = 525
35x = 525

Divide each side by '35'.
x = 15

Simplifying
x = 15

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