Answer:
20) the answer is -43
21) the answer is 25
22)the answer is -5
Step-by-step explanation:
20)
n=-7
p=-6
we have:
21) mp-(p-(m-n))
m= -1 n=-6 p=-10
-1*-10-(-10-(-1-(-6)))
10-(-10-(5))
10-(-15)
10+15=25
22)
m=1 n=5
1-
1- 2/2 -5
1-1-5 =-5
An equilateral triangle measures 3 1/2 inches on one side. What is the perimeter of the triangle.
2 answers:
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Answer:
450L
Step-by-step explanation:
This is a ratio and proportion problem. First you need to determine the known ratio and the unknown ratio. In this case we have the known ratio:
The unknown ratio in this case is:
So to do this, we just set up the proportion and solve for it: