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sweet [91]
2 years ago
8

Michael wrote the system of equations below, but he accidentally left out the coefficient of x in the first equation.

Mathematics
2 answers:
Art [367]2 years ago
6 0

Your answer would have to be 2

Nookie1986 [14]2 years ago
5 0

The answer is C, 5. This is because equation #2 is 3 times greater than the first equation, found by identifying 3y in the second equation. So 5*3=15.

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Ron has a bag containing 3 green pears and 4 red pears he randomly selects a lead then randomly selects another pear without rep
Alborosie
First pear            Second pear      probability

green (3/7)---------green (2/6)         (3/7)*(2/6) = 1/7
                  ---------red (4/6)             (3/7) *(4/6) = 2/7

red (4/7)-------------green (3/6)        (4/7)*(3/6) = 2/7
             -------------red (3/6)             (4/7)*(3/6) = 2/7
                                                     -------------------------
                                                     1/7 + 2/7 + 2/7 + 2/7 = 1

The probailities that two are green are: 1/7

The probabilities that one is green and the other is red are:2 /7 + 2/7 = 4/7

The probabilities that two are red are: 2/7
7 0
3 years ago
the cost of using a card is 35 cents per call plus 25 cents per minute. A recent call cost cost $12.35. write and solve the equa
LUCKY_DIMON [66]
If the call cost 35 cents to use the card that leaves $12 that was from minutes. There is 4 quarters in a dollar, 12x4 is 48.  

VERIFY:
$1=4
$2=8
$3=12
$4=16
$5=20
$6=24
$7=28
$8=32
$9=36
$10=40
$11=44
$12=48
4 0
3 years ago
20 points I beg you help
svp [43]
Answer : -6

The common difference of a sequence is the value that changes every time the sequence continues.

In your sequence it is seen that 6 is subtracted from each term in order to get to the next in the sequence.
7 0
2 years ago
Read 2 more answers
Please help me 7th grade
Anon25 [30]

Answer:

4(-80) = -320

Step-by-step explanation:

His elevation decreased by 80 each hour. Since he was walking for 4 hours, the equation would be

4(-80) = -320.

6 0
2 years ago
Don't understand this at all
Sergeu [11.5K]
3 quarts, because 12 is how many cups you have, and there are 4 cups in a quart. 12/4 is 3, so 3 quarts.
7 0
3 years ago
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