.4(5x+5x)=42

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Solution for .4(5x+5x)=42 equation: 


Simplifying
0.4(5x + 5x) = 42

Combine like terms: 5x + 5x = 10x
0.4(10x) = 42

Remove parenthesis around (10x)
0.4 * 10x = 42

Multiply 0.4 * 10
4x = 42

Solving
4x = 42

Solving for variable 'x'.

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

Divide each side by '4'.
x = 10.5

Simplifying
x = 10.5

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