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2 answers:
Answer:
b
Step-by-step explanation:
Answer:
B
Step-by-step explanation:
10 lunches = 74.50
74.50 divided by 10 = 7.45 for one lunch.
if x is number of lunches and y is total cost,
7.45 times number of lunches (x) = y
7.45x = y
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Answer:
119.25
Step-by-step explanation:
13 x 4.50 = 58.5
9 x 6.75 = 60.75
58.5 + 60.75 = 119.25
3 thats where all the negative x and y is located
Answer:
66
Step-by-step explanation:
So the volume of a cone is 
r = 3
h = 7
Answer:
-1.6
Step-by-step explanation:
Simple division but with a negative number. Positive ÷ Negative = Negative and vice versa
x = - 
- 4x - 25 = 8x + 15
subtract 8x from both sides
- 4x - 8x - 25 = 15
- 12x - 25 = 15
add 25 to both sides
- 12x = 15 + 25 = 40
divide both sides by - 12
x = 
= -
