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180(3.14)=2(3.14)r(10)
We simplify the equation to the form, which is simple to understand
180(3.14)=2(3.14)r(10)
Reorder the terms in parentheses
+(+565.2)=2*(3.14)*r*(10)
Remove unnecessary parentheses
+565.2=+2+*(+3.14+)+*r+*(+10+)
Reorder the terms in parentheses
+565.2=+(+6.28)*r*(10)
Reorder the terms in parentheses
+565.2=+(+6.28r)*(10)
Reorder the terms in parentheses
multiplication of parentheses
+565.2=+(+62.8r)
Remove unnecessary parentheses
+565.2=+62.8r
We move all terms containing r to the left and all other terms to the right.
-62.8r=-565.2
We simplify left and right side of the equation.
-62.8r=-565.2
We divide both sides of the equation by -062.8 to get r.
r=9
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