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Andrews [41]
3 years ago
8

70 POINTS!!! Marta tried solve the system below, but she made a mistake. Read carefully and try to figure out what her mistake w

as.
Finding Mistakes in a Solution
What was Marta’s mistake? Explain.
will give brainliest

Mathematics
2 answers:
Sladkaya [172]3 years ago
8 0

Answer:

The answer is 0

Step-by-step explanation:

krok68 [10]3 years ago
7 0

Answer:

she forgot the first part

Also: sorry if its wrong I'm not the best at math

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Will earned 750 per week if he earns 20 per hour how many hours did he work?
klio [65]

Answer:

37.5 hours...

                                                   

3 0
4 years ago
Read 2 more answers
The summer olympic occurs every 4 years. Every 6 years, a US senator runs for reelection. If both events occurred last year how
deff fn [24]

Answer:

12 years

Step-by-step explanation:

every 4 years, olympic occurs.

Every 6 years, senator reelection.

if last year was 2020

in 2024 olympic will occur

in 2026 the reelection will occur

in 2028 olympic will occur

in 2032 olympic and reelection will occur will occur

2032 - 2020 = 12

12 years is the answer

7 0
3 years ago
Graph from liner standard form 3x+2y=12?​
insens350 [35]

Answer:

See picture below.

6 0
3 years ago
Read 2 more answers
PLEASE HELP<br><br> A <br> B<br> C<br> D<br> ???
Levart [38]
The answer for this would be b
4 0
3 years ago
Please help!!! i need to show work too!!!
Verizon [17]

Answer:

1. 7/10, 2. 25, 3. 1/4 4. 4. 3/5, 5. A

Step-by-step explanation:

1.  Make a fraction with the total number of cards at the bottom (60) and all the cards that are not green (aka yellow and blue) on top (42). Then simplify the fraction 42/60 by dividing both terms by 6 to get 7/10

2. For this one, first find how many students out of the first 80 liked basketball by subtracting the 60 students who liked other sports from 80. This gives you 20. Now you know that 20/80 students like basketball. Now simplify the fraction to get 1/4. Then find 1/4 of 100, because we know that 1/4 of students like basketball. 1/4 of 100 is 25.

3. This problem is exactly the same as number 1, except instead of adding all the other colors and putting them as a fraction over the total, just put the number of pink shirts over the total number of shirts to get 3/12. Then simplify it to 1/4, and that's your answer.

4. This is also similar to problems 1 and 3. Just put the number of heads coin tosses over the total and simplify it.

5. This one is very similar to all the problems so far. I will let you do this one on your own. Remember: The number of cases (rolls or colors or sports or cards etc.) that you want to find the probability for goes on top, and the total number of those things goes on the bottom. The bigger the fraction, the greater probability there is.

Note: Please only ask one question at a time on here instead of 5 at once. Since these problems are so similar, chances are, you could have figured them out on your own with a little help on one of them. You are more likely to get a quick answer if the answerer doesn't have to do as much work.

4 0
3 years ago
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