20 cos シ is your answer
Step-by-step explaination
7.5% of $80 = $6
Here's why:
Using proportions.
⠀
⠀
⠀ x 7.5
⠀ ------- = --------
⠀ 80 100
⠀
7.5 times 80 = 600
100 times x = 100x
600 divided by 100 = 6
x = 6
Answer:
(x,y) = (-2, -1)
Step-by-step explanation:
We start off by substituting the value of "x".
5x+7y=-17
x=-
We then solve 5
y=-1 *Substitute the value of "y"
x= -
x=-2
This works.
Answer:
I'm guessing it's C because it's the only one that looks right
Good for Johnny but tell Johnny shoot for 100%