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Marizza181 [45]
3 years ago
14

1. Is x + 8 a factor of b(x) = x3 + 18x2 + 80x? Determine using synthetic

Mathematics
1 answer:
serious [3.7K]3 years ago
5 0

Answer:

If x+8 is a factor, divide by -8.

-8      1   18   80

             -8  -80

_______________

       1     10      0

It is a factor because there is no remainder.

Step-by-step explanation:

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What is the answer to this equation 6x+3-6x=3
aev [14]

Answer:

0=0

Step-by-step explanation:

6x-6x=0

cancel the terms on both sides of the equation

0=0  the sum of two opposites equals zero

this statement is correct

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3 years ago
Which of the following is a ratidnal number?
dalvyx [7]
Answer:Id get it



Explanation:
6 0
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The nutrition facts label on a container of dry roasted cashews indicates there are 161 calories in 28 grams. You eat 9 cashews
kati45 [8]
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7 0
3 years ago
Hurry a lot of Points!
grandymaker [24]

Answer:

A and C

Step-by-step explanation:

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6 0
3 years ago
Read 2 more answers
Margie babysits for two families. Mr. and Mrs. Smith pay her $6.50 an hour to babysit their son, Shea. Mr. and Mrs. Jones pay Ma
rodikova [14]

Answer:

A) \$ 6.5\timesx is the expression to represent total amount of money she earns babysitting for Smith family.

B) \$45.5 she will earn for Smith family for 7 hours

C) It would take 12 \ hrs for Margie to make \$78 when babysitting for the Smith family

Step-by-step explanation:

Given.

Mr. and Mrs. Smith pay Margie \$6.50 an hour to babysit their son, Shea.

Mr. and Mrs. Jones pay Margie $8 an hour to babysit their children, Sarah, Susan, and Dawn.

Let x be number of hours.

Solving for Part A.

Amount of Money earn from Smith family = Pay per hour \times Number of hours =\$ 6.5 \times x= \$ 6.5x

Solving for Part B.

x=7

Margie earns from smith family for 7 hours = \$ 6.5x=\$6.5\times7=\$45.5

Solving for part C.

Margie earned = \$ 78

To find number of hours

No of hour Margie has done babysitting for Smith family x=\frac{\$78}{\$6.5}=12 \ hrs

6 0
3 years ago
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