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Lilit [14]
3 years ago
8

Solve the system of equations below. 4x+1=16 2x + 3y= -2

Mathematics
2 answers:
Anestetic [448]3 years ago
5 0

Answer:

1st equation is x=11

2nd equation is ???

Step-by-step explanation:

il63 [147K]3 years ago
3 0
4x+1=16 is 3.75 because you subtract 1 to get the x value alone then you get 4x=15 then you divide the whole equation by 4 to get the x alone and it equals 3.75.
2x+3y=-2 add +2 to both sides and you get 2x+3y+2 which then the sum of the opposites is 0
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Solve -5t = 60 <br><br> 65<br> -6<br> 6<br> 55
defon
When you are asked to solve an equation, you need to isolate the variable which is t in this case. To isolate t, you would divide both sides by -5 and be left with t=-6 which is the final answer.

I hope this helps.
8 0
3 years ago
I need help ASAP!!!!!
kupik [55]

Answer:

y = 50

Step-by-step explanation:

Firstly, let's make an equation. We know that when y is 15, x is 3. Or, in other words, y is 5 times what x is. Therefore we can use the equation, y = 5x.

Now, just plug x into the equation.

y = 5(10)

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5 0
3 years ago
Read 2 more answers
there are 6 girls and 7 boys in a class. a team of 10 players is to be selected from each class. how many different combinations
galben [10]

Answer:

Answer: 286

Step-by-step explanation:

6+7=13

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Answer: 286

5 0
3 years ago
Penny needs 30 cubic ft of sand to fill a sandbox. She plans to buy 10 bags of sand for her sandbox. Each bag contains 2.9 cubic
Romashka [77]
The correct answer is C.

Because: 2.9 multiplied by 10 bags equals 29cubic ft and she needs 30 cubic ft. So she would need to buy 11 bags to make sure she has enough sand for the whole thing. 11 x 2.9 = 31.9 which ensures she has enough for the whole thing including extra in case. So you answer would be Answer C.
4 0
3 years ago
What is total 14.56 plus tip 15% plus tax7%.
Alexandra [31]
Hi,
The total amount is 17.91608
How I got my answer:
100 + tip%/100 * 14.56 = amount with tips
100 + 15/100 * 14.56
115/100 * 14.56
1.15 * 14.56 = 16.744
100 + tax%/100 * amount with tips = total amount
100 + 7/100 * 16.744 = total amount
107/100 * 16.744 
1.07 * 16.744
17.91608 = total amount
Hope this Helps you.

5 0
3 years ago
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