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bezimeni [28]
3 years ago
15

3y + 8 + (-7y) +9 expression in an equivalent. a) -10y +1 b) -4y + c) -9y d) 3y​

Mathematics
1 answer:
Gennadij [26K]3 years ago
8 0

Answer:

Step-by-step explanation:

3y + 8 +(-7y) + 9 =

3y + 8 - 7y + 9 =

-4y + 17

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How can I find two numbers whose sum is 38 and whose difference is 14
Romashka [77]
Assume 1st num is x
and 2nd num is y
you want x+y = 38
and x-y = 14
by solving those two equations we get x = 26 & y= 12
so , the numbers is 12 & 26
5 0
3 years ago
15 point!? LAW OF COSINES.NEED SMART STUDENT​
ioda

Answer:

I think it would be 83.0448 or 83º

Step-by-step explanation:

If X is the opposite of your hypotenuse then you would have to do inverse cos [a^2 +b^2 -c^2 all divided by 2ab]

so you would have the inverse cos of [8^2 +16^2 -17^2 divided by 2(8)(16)] which would give you 83º.

I hope this helped a little bit. Im sorry if it's wrong.

7 0
3 years ago
Out of 800 students enrolled in a recreational soccer program 32% are sixth graders how many students in the program are 6th gra
Lemur [1.5K]

Answer:

256 students

Step-by-step explanation:

Multiply 0.32 by 800 to get your answer.

4 0
4 years ago
Read 2 more answers
suppose you have $250 in a savings account and decide to save a additional $10 peach month. write the equation to find the total
mestny [16]
Y=10x+250

The slope represents the amount of money added in per month, and the y-intercept represents the original amount.

Hope this helps!

5 0
3 years ago
The Fun Guys game rental store charges an annual fee of $10 plus $6.50 per game rented. The Game Bank charges an annual fee of $
Leni [432]

Step-by-step explanation:

solve it through simultaneous equations

for fun guys : 10+6.5x=y

for game bank : 22+3.5x=y

10+6.5x=22+3.5x

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x=4

cost is same when game rentals =4

that cost= $36

7 0
3 years ago
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