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r=67+6.21(188)+12.3(1.676)-6.2(25)
We simplify the equation to the form, which is simple to understand
r=67+6.21(188)+12.3(1.676)-6.2(25)
Reorder the terms in parentheses
r=67+(+1167.48)+12.3*(1.676)-6.2*(25)
Remove unnecessary parentheses
+r=+67+1167.48+12.3+*(+1.676+)-6.2+*(+25+)
Reorder the terms in parentheses
r=67+1167.48+(+20.6148)-6.2*(25)
Remove unnecessary parentheses
+r=+67+1167.48+20.6148-6.2+*(+25+)
Reorder the terms in parentheses
r=67+1167.48+20.6148+(-155)
Remove unnecessary parentheses
+r=+67+1167.48+20.6148-155
We move all terms containing r to the left and all other terms to the right.
+1r=+67+1167.48+20.6148-155
We simplify left and right side of the equation.
+1r=+1100.0948
We divide both sides of the equation by 1 to get r.
r=1100.0948
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