10(40)=20(1+x)

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Solution for 10(40)=20(1+x) equation:


Simplifying
10(40) = 20(1 + x)

Multiply 10 * 40
400 = 20(1 + x)
400 = (1 * 20 + x * 20)
400 = (20 + 20x)

Solving
400 = 20 + 20x

Solving for variable 'x'.

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

Add '-20x' to each side of the equation.
400 + -20x = 20 + 20x + -20x

Combine like terms: 20x + -20x = 0
400 + -20x = 20 + 0
400 + -20x = 20

Add '-400' to each side of the equation.
400 + -400 + -20x = 20 + -400

Combine like terms: 400 + -400 = 0
0 + -20x = 20 + -400
-20x = 20 + -400

Combine like terms: 20 + -400 = -380
-20x = -380

Divide each side by '-20'.
x = 19

Simplifying
x = 19

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