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erastova [34]
3 years ago
6

Solve the problem: -10 + +10 =

Mathematics
2 answers:
mafiozo [28]3 years ago
7 0
It equals zero negative plus positive equals zero
AlexFokin [52]3 years ago
7 0

Answer:

0

Step-by-step explanation:

-10+ + 10

-10+10

0

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Which ordered pair is the solution to the system of equations?
ryzh [129]

Answer:

(3, 3)

Step-by-step explanation:

The solution of such a system is the ordered pair that is a solution to both equations. To solve a system of linear equations graphically we graph both equations in the same coordinate system. The solution to the system will be in the point where the two lines intersect.

3 0
3 years ago
What can you predict regarding the probability of the coin landing heads up?
sattari [20]

Answer:

B

Step-by-step explanation:

the frequency will change for each trial so a is wrong

b yea the probability should increase for either head or tail as the experiment progresses

c it will be impossible to get the frequency of head to equal the frequency of tails

d this is a 49/51  chance depending on what side did it flip on so while the frequency could increase the frequency could also decrease

the answer is B

I'm from your other question asking for help lmæo. and besides who flips that many coins      

5 0
3 years ago
Which of the following lines are shown in the drawing?
irina1246 [14]

Answer:

FA Is the closest so thats your answer.

Step-by-step explanation:

3 0
3 years ago
Would this be a or D??#3
dybincka [34]
The answer to number 3 on your homework would be d
6 0
4 years ago
In a collection of nickels, dimes, and quarters worth $6.90, the ratio of the numbers of nickels to dimes is 3:8. The ratio of t
frez [133]
3n=8d\\4d=5q\\8d=10q=3n\\0.05(3n)+0.1(8d)+0.25(10q)=6.90\\0.15n+0.8d+2.5q=6.90\\\\0.15+0.8+2.5=3.45\\\frac{6.90}{3.45}=2\\2(0.15n+0.8d+2.5q)-6.90\\0.05(6n)+0.1(16d)+0.25(20q)=6.90\\6n,16d,20q

Six nickels, sixteen dimes, twenty quarters.
7 0
4 years ago
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