2 years ago

Factor completely 3x^2+9x+6

Mathematics

1 answer:

anastassius [24]2 years ago

7 0

Answer:

Step-by-step explanation:

3x²+9x+6

=3(x²+3x+2)

=3[x²+x+2x+2]

=3[x(x+1)+2(x+1)]

=3(x+1)(x+2)

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Simplify this 13.) 13y² + 9y + 4y² - 31y

erastova [34]

Answer: $17y^2-22y$

Step-by-step explanation:

$13y^2+9y+4y^2-31y$

$\mathrm{Group\:like\:terms}$

$=13y^2+4y^2+9y-31y$

$\mathrm{Add\:similar\:elements:}\:13y^2+4y^2=17y^2$

$=17y^2+9y-31y$

$\mathrm{Add\:similar\:elements:}\:9y-31y=-22y$

$=17y^2-22y$

3 0

2 years ago

Complete the solution of the equation. Find the value of y when x equals -4. 5x + 2y = -20

guajiro [1.7K]

5(-4) + 2y = -20
-20 + 2y = -20
2y = -20 + 20
2y = 0
y = 0

6 0

3 years ago

Can somebody please help me and quick? thxs

zmey [24]

The answer is 15%

Explanation:

Team A has 42 members and team b has 18 more than team A so team b has 60 members. In order for the teams to be equal, there’d need to be 51 people on each team(60+42/2=51). There are 9 extra people on team b, so we need 9/60 , divide and you get 15%.

6 0

3 years ago

To get ready for school supply shopping, a store orders 25,000 folders. The store gets another shipment of 15,250 folders the da

alexandr402 [8]

Answer:

7,850

I’m pretty sure that’s right, I just added 25,000 and 15,250 together then subtracted the answer from 32,400 and got 7,850

5 0

3 years ago

Which one doesn't belong? 1. 5+7=7 +5 2. 5.7=7.5 3. 2= 7 - 5 4. 5-7= 7-5

kap26 [50]

The one that doesnt belong is the 3 one