.80x+.40(10)=.40(100)

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Solution for .80x+.40(10)=.40(100) equation:


Simplifying
0.80x + 0.40(10) = 0.40(100)

Multiply 0.40 * 10
0.80x + 4 = 0.40(100)

Reorder the terms:
4 + 0.80x = 0.40(100)

Multiply 0.40 * 100
4 + 0.80x = 40

Solving
4 + 0.80x = 40

Solving for variable 'x'.

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

Add '-4' to each side of the equation.
4 + -4 + 0.80x = 40 + -4

Combine like terms: 4 + -4 = 0
0 + 0.80x = 40 + -4
0.80x = 40 + -4

Combine like terms: 40 + -4 = 36
0.80x = 36

Divide each side by '0.80'.
x = 45

Simplifying
x = 45

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