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wolverine [178]
2 years ago
9

Does someone mind helping me with this problem? Thank you!

Mathematics
1 answer:
Rasek [7]2 years ago
4 0

Plug in x with -1

8(-1)^{4} -3(-1)-7=?
A negative number in parenthesis times an exponent is always positive.

8+3-7=4

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One number is 3 more than another number. if you add 12 to 4 times the first number, the result is 5 times the second number. Fi
aleksklad [387]

Answer:

first is -3, second number is 0

Step-by-step explanation:

you have two equations x+3=y and 4*x+12=5*y

Use the first one and write y in terms of x in the second equation:

4*x+12=5*(x+3)

4*x+12=5*x+15

12=5*x-4*x+15

12=x+15

x=-3

3 0
3 years ago
Are the expressions
Dima020 [189]

Answer:

Yes it is equivalent

Step-by-step explanation:

Simply 5(x+2)+10 and you will get 5x+12

8 0
3 years ago
HELP!!! 100 PNTS+BRANLIEST TO QUICK AND CORRECT ANSWER!!!!!!!!
Hunter-Best [27]

Answer:

Yes

Step-by-step explanation:

1. Yes , the data franchise owner is collecting, will be helpful in order to counter the criticism from the critic. As he has a record for every delivery they are making on daily basis.

2. The scenario is that for every fifth customer , the owner cross the four lines he makes. Thus a pack of five and easy to remember. As the data on regular week days is less, As can do the same for the third customer. Crossing the 2 lines for 3rd customer.

3. With this provision of crossing the third customer, the owner can have a better check on the late delivery. As it will bring in his notice earlier as compared to fifth crossing.

4. With the data as provided in the table, we can come to the conclusion that on weekends , i.e. both on time delivery and late deliveries are high in numbers. It must be because of high demand on that days. So owner must make some provision like hiring some more delivery boys for weekend in order to reduce the late deliveries.

6 0
2 years ago
PLEAS PLEASE HELP ME
geniusboy [140]

Unit Rate is 6:

54 to 9

72 to 12

Unit Rate is 8:

72 to 9

Unit Rate is 10:

120 to 12

70 to 7

Doesn't belong to any category:

81 to 9

3 0
3 years ago
Work out the size of one interior angle of a regular 10 sided shape
Alex_Xolod [135]

Answer:

144

Step-by-step explanation:

Step 1: Find the sum of interior angles

Formula: 180(n - 2)

180(10 - 2)

180(8)

1440

Step 2: Assuming the 10-sided polygon's angles are all congruent, divide 1440 by 10

1440/10

144 degrees to each angle for all 10 angles.

6 0
3 years ago
Read 2 more answers
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