Answer:
C) 3
Step-by-step explanation:
Plug in the values on c and d and solve
((3)^2 + (2)^2) - 2((3)^2 - (2)^2)
Solve inside the parenthesis first
(9+4) - 2(9-4) = (13) - 2(5)
Distribute the 2 and solve
13 - 10 = 3
Answer:
Cost of the manicure= $27
Step-by-step explanation:
Giving the following information:
Darcy gave her nail technician a $5.40 tip. The tip was 20% of the cost of the manicure
<u>To calculate the cost of the manicure, we need to use the following formula:</u>
Cost of the manicure= tip / tip percentage
Cost of the manicure= $27
Answer:
x=-3
Step-by-step explanation:
you first distribute -2 then add 6.2 to both sides of the equation the finnaly divide by -3.4 to both side then you will get x
(-2)1.7x+(-2)3.1`
-3.4x-6.2=4
+6.2 +6.2
-3.4x=10.2
-3.4x/-3.4= 10.2/-3.4
x=-3
0.7 ounces each
its simple you divide 4.2 by 6 and get the answer of 0.7.
The answer is A. Hope it helps