45x+5(x+20)=485

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Solution for 45x+5(x+20)=485 equation:


Simplifying
45x + 5(x + 20) = 485

Reorder the terms:
45x + 5(20 + x) = 485
45x + (20 * 5 + x * 5) = 485
45x + (100 + 5x) = 485

Reorder the terms:
100 + 45x + 5x = 485

Combine like terms: 45x + 5x = 50x
100 + 50x = 485

Solving
100 + 50x = 485

Solving for variable 'x'.

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

Add '-100' to each side of the equation.
100 + -100 + 50x = 485 + -100

Combine like terms: 100 + -100 = 0
0 + 50x = 485 + -100
50x = 485 + -100

Combine like terms: 485 + -100 = 385
50x = 385

Divide each side by '50'.
x = 7.7

Simplifying
x = 7.7

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