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babunello [35]
2 years ago
11

Did I do this right help need to know now

Mathematics
2 answers:
stepan [7]2 years ago
6 0
He's u did correctly by using P E M D A S
slega [8]2 years ago
5 0
You got all of the questions right. :)

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Anyone please help !!
yuradex [85]

Answer:

The answer for the first problem is B. The answer to the second problem is A.

Step-by-step explanation:

Explanation for first problem: Factor the equation and get (w+5)(w-4). Then multiply the numerator of the equation (w-3) by (w-4) and get w²-7w+12.

Explanation for second problem: Plug in the values of choice A., -2 and 4, and they cause the denominators to equal 0 which is against the rules or considered illegal.

8 0
3 years ago
-4x + 7 is greater than or equal to 83<br> (sorry, i couldn't get the sign for it)
bezimeni [28]

Answer:

-19

Step-by-step explanation:

you first substract 7 from 83 since its the inverse operation

then you divide it by -4 which give you -19

4 0
2 years ago
Find the mean of the following data set.<br> 42, 45, 58, 63<br> 42<br> 47<br> 52
igomit [66]
52 i believe.

42 + 45 + 58 + 63 = 208
208 / 4 = 52
6 0
3 years ago
In a bag of marbles, 10 are blue, 30 are yellow, 20 are red, and 40 are green.AN marbles is taken from the bag without looking.
antoniya [11.8K]

Answer:

see below

Step-by-step explanation:

10 are blue, 30 are yellow, 20 are red, and 40 are green.

There are 100 marbles in the bag

The color that has the most marbles is green

P( green) = 40/100 = 40%

P( yellow) = 30/100 = 30%

P( red) = 20/100 = 20%

P( blue) = 10/100 = 10%

You will be more likely to pick a green marble

5 0
3 years ago
I really need help with these math problems
8090 [49]

Answer:

ok the last option is for the middle one and I think the vocabulary one goes with the second one of the options sorry I dont know anything else

6 0
3 years ago
Read 2 more answers
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