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Brut [27]
3 years ago
5

Please help need answer for a quiz

Mathematics
1 answer:
torisob [31]3 years ago
5 0

Answer:

first one with -1...21

Step-by-step explanation:

only one that follows quadratic formula format

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John has × marbles and max has twice as many.max give gives john 5 of his marbles does max now have
rjkz [21]

Answer: 2x -5

Step-by-step explanation:

Hi, to answer this question we have to write equations with the information given:

  • <em>John has × marbles  </em>

John=x

  • <em>Max has twice (multiplied by 2) as many.max give gives john 5 of his marbles. </em>

We have to multiply by 2 the number of marbles that John has (x), and subtract 5.  

Max = 2x -5

Feel free to ask for more if needed or if you did not understand something.  

8 0
3 years ago
Please Help!!! . . . . .
Ede4ka [16]
PEMDAS. parenthesis, exponents, multiple or divide (whichever come first from left to right), add or subtract (whichever comes first from left to right)

So first do stuff in parenthesis.
Then do divide because thats next on the list and it happens earlier than the multiply one.

So, A
8 0
2 years ago
[(8*9)] - (6*7)] -15
maks197457 [2]

Answer:

15

Step-by-step explanation:

Simplify the following:

8×9 - 6×7 - 15

8×9 = 72:

72 - 6×7 - 15

-6×7 = -42:

72 + -42 - 15

72 - 42 - 15 = 72 - (42 + 15):

72 - (42 + 15)

| 4 | 2

+ | 1 | 5

| 5 | 7:

72 - 57

| 6 | 12

| 7 | 2

- | 5 | 7

| 1 | 5:

Answer:  15

3 0
3 years ago
Read 2 more answers
Help help help help help​
Luden [163]

Answer:

the answer is going to be D. (3,4,5,8,9,3)

7 0
3 years ago
Determine the range of the graph
VashaNatasha [74]

Answer:

is 20

Step-by-step explanation:

hope this helps

8 0
3 years ago
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