0.2x+0.7x=90

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Solution for 0.2x+0.7x=90 equation: 


Simplifying
0.2x + 0.7x = 90

Combine like terms: 0.2x + 0.7x = 0.9x
0.9x = 90

Solving
0.9x = 90

Solving for variable 'x'.

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

Divide each side by '0.9'.
x = 100

Simplifying
x = 100

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