Answer:
(2,1)
Step-by-step explanation:
This is the answer by substitution.
change 2x+y=5 to y=5-2x
5x-2(5-2x)=8
x = 2
y=5-2(2)
y = 1
(x,y) = (2,1)
You're welcome!!!
I think the answer is D, None of the above
Answer:
The price: 16.5
The total payment: 18.82
=> The amount of tax: 18.82-16.5 = 2.32
=> Tax rate = The amount of tax / The price = 2.32/16.5 = 0.14 = 14%
<h3>
Answer: (C) 8/30</h3>
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Explanation:
There are 5+3 = 8 people in choir and running club. I added the values in the overlapped region of the circles "choir" and "running club".
This is out of 2+5+6+7+3+4+3 = 30 people total.
Divide the two results to form the fraction 8/30
Ideally we should reduce to get 4/15, but your teacher has chosen not to reduce.
Answer:
-3m+2/3. 2/3 is a fraction
Step-by-step explanation:
