28ft because you would have to find the perimeter
The mistake is in Step 1. The solver should have also squared 
when squaring the other side of the equation.
<h3>Correctly solving</h3>
6oragnes=3dollars
divide 6
1oragne=0.5dollar
3grapefruit=2.4dollar
divide3
1grapefruit=0.6dollar
10 oranges and 11 grapefuites
(10 times 0.5)+(11 times 0.6) =
5+6.6=11.6
answer is $11.6
Answer:
5 marbles are black.
Step-by-step explanation:
7-2=5
Is it supposed to be equal to something, maybe "0"? You wouldn't be able to solve this without that.
