Answer:
D. m+n=n+m
Step-by-step explanation:
Communitive property of addition just changes the order of the addend and the sum stays the same.
Equation : 2x - 3 = 45
Paula sold 24 packages last year
Step-by-step explanation:
<u>DATA:</u>
Number of packages Paula sold this year = 45 packages
This year's packages are 3 less than twice the number of packages sold last year.
- Twice the number of packages sold last year
Let's assume the number of packages sold last year to be x
2x
Equation:
2x - 3 = 45
<u>Solution:</u>
2x - 3 = 45
2x = 48
x = 24
Therefore, Paula sold 24 packages last year.
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Answer:
read explanation
Step-by-step explanation:
rearrange equations to form y=mx+b
-2x+4=2y
-x+2=y
-y=-2x-5
y=2x+5
use these equations to find slope and y intercepts, and match those with the right graph
slope of first: -1
slope of second: 2
y-int of first: 2
y-int of second:5
Answer:
Yes, Noah did bring enough money.
Step-by-step explanation:
$100/8 student is $12.5, so each students admission costs $12.5 and Noah brough $13 so he will have 50 cents left after paying his entry fee
