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makkiz [27]
3 years ago
10

Factor the trinomial: 5x^2+21x+4

Mathematics
1 answer:
Rom4ik [11]3 years ago
6 0

Answer:

(5x+1)(x+4)

Step-by-step explanation:

5*4 = 20

20*1 = 20 and 20+1 = 20

5x^2+20x+1x+4

5x(x+4)1(x+4)

5x+1)(x+4

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Solve compound inequality x ≥ -3 or x < 3
Romashka-Z-Leto [24]

Answer:

Step-by-step explanation:

Compound Inequalities is a method to find the variable value for the given compound inequalities. The two inequalities would be joined by the word 'and' or 'or'. It is presented in a number line. When the arrow points away from each other in the number line, then the inequalities are joined by 'and', if arrow points on same direction ...

5 0
3 years ago
WILL GIVE BRAINLIEST!!!
givi [52]

Answer:

y = 3x + 1

Step-by-step explanation:

Since we know the Graph is Parallel to y = 3x + 11, we know that the "mx" portion of the equation is 3x since only the "b" would be different.

Then we just substitute in the point and to find b.

4 = 3(1) + b

b = 1

y = 3x + 1  is the answer

4 0
3 years ago
Decide whether the following situation is looking for the percent, the part, or the whole:
shtirl [24]

The 14 compact cars sold by a dealer on Monday was 56% of the cars sold that day.

Situation is looking for a percent of compact car that is 56 or part that is 14 compact car out of whole.

<u>Solution: </u>

Given that  

14 compact cars sold by a dealer on Monday was 56% of the cars sold that day.

Need to decide whether the following situation is looking for the percent, the part, or the whole.

From given information ,

The part that is 14 compact cars out of all cars are sold on the day.

Also 14 compact car are 56% of the car sold on that day.

So clearly situation is looking for a percent of compact car that is 56 or part that is 14 compact car out of whole.

5 0
3 years ago
Find two numbers that round to 387.4 when rounded to the nearest ten
maria [59]

Answer:

39

Step-by-step explanation:

4 is once 7 is more than 5 so u have to add 1 number to the 8 so 8 will become 9

6 0
3 years ago
Need help for 3 2/3 - 1/2
const2013 [10]
3 2/3 - 1/2
= 11/3 - 1/2
= 22/6 - 3/6
= 19/6
= 3.1666666667
3 0
4 years ago
Read 2 more answers
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