The orginal price is 72 because 52 plus 20 is 72 which should be the regular original price. if a middle schooler like me can do it im sure you can toooo
The two numbers are 21 and -4 because 21×(-4)=(-84). And when you add 21+(-4) you get 17.
This is a parallelogram, and the answer is 8.04
Answer:
c/2π = r
Step-by-step explanation:
c = 2πr
divide by 2π to isolate r
c/2π = r
Given: 5x-y=4. Create a couple of ordered pairs by choosing x and calculating y from this equation:
x=1 results in y=1. Thus, (1,1) is a solution.
x=-3 results in -15-y=4, or -y=19, or y=-19. Thus, (-3,-19) is a solution.
x=0 results in -y=4, so that y=-4. Thus, (0,-4) is a solution.