45*5+20x=485

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Solution for 45*5+20x=485 equation: 


Simplifying
45 * 5 + 20x = 485

Multiply 45 * 5
225 + 20x = 485

Solving
225 + 20x = 485

Solving for variable 'x'.

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

Add '-225' to each side of the equation.
225 + -225 + 20x = 485 + -225

Combine like terms: 225 + -225 = 0
0 + 20x = 485 + -225
20x = 485 + -225

Combine like terms: 485 + -225 = 260
20x = 260

Divide each side by '20'.
x = 13

Simplifying
x = 13

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