0.45x+0.70(80-x)=0.55

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Solution for 0.45x+0.70(80-x)=0.55 equation: 



0.45x+0.70(80-x)=0.55

We move all terms to the left:

0.45x+0.70(80-x)-(0.55)=0

We add all the numbers together, and all the variables

0.45x+0.70(-1x+80)-(0.55)=0

We add all the numbers together, and all the variables

0.45x+0.70(-1x+80)-0.55=0

We multiply parentheses

0.45x-0.7x+56-0.55=0

We add all the numbers together, and all the variables

-0.25x+55.45=0

We move all terms containing x to the left, all other terms to the right

-0.25x=-55.45

x=-55.45/-0.25

x=221+0.2/0.25

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