Start with
Multiply both sides by 3:
Recall that 21/5=4.2 to claim the correct answer.
Answer:
√22
Step-by-step explanation:
$ 73.15
35 gallons x $2.09 per gallon = $73.15 for 35 gallons
Answer:
h=−6.28r2+s/6.28r
Step-by-step explanation:
Step 1: Flip the equation.
6.28hr+6.28r2=s
Step 2: Add -6.28r^2 to both sides.
6.28hr+6.28r2+−6.28r2=s+−6.28r2
6.28hr=−6.28r2+s
Step 3: Divide both sides by 6.28r.
6.28hr/6.28r=−6.28r2+s/6.28r
h=−6.28r2+s/6.28r