21=x/5+4

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Solution for 21=x/5+4 equation:


21=x/5+4

We simplify the equation to the form, which is simple to understand 
21=x/5+4

Simplifying:
21=0.2x+4

We move all terms containing x to the left and all other terms to the right. 
-0.2x=+4-21

We simplify left and right side of the equation. 
-0.2x=-17

We divide both sides of the equation by -00.2 to get x. 
x=85

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