All categories

2 years ago

Solve the equation 40a^2+4a=0

1 answer:

7 0

$40a^2+4a=0\ \ \ \ |divide\ both\ sides\ by\ 4\\\\10a^2+a=0\\\\a(10a+1)=0\iff a=0\ or\ 10a+1=0\\\\a=0\ or\ 10a=-1\\\\\boxed{a=0\ or\ a=-0.1}$

You might be interested in

A store sells a small bucket that holds 6 liters of water. They also sell a large bucket that holds 2 times as much water as the

ValentinkaMS [17]

Answer: 12

Step-by-step explanation:6*2

7 0

2 years ago

The number of minutes Magdeline spent talking on her cell phone each month for the past five months were 494, 690, 502, 478, and

snow_lady [41]

Answer:

542 minutes

Step-by-step explanation:

currently our mean is =530

i got that by adding all the number out which equal too =2,650

and divide it by how many number there are which is 5

2,650/5=530

After some trial and error i found it

so you add 494+690+502+478+486+542=3,192

3,192/6=532

and that was our goal

so the 6th month she talked on the phone for 542 minutes

pls mark me brainliest

7 0

2 years ago

The solutions to (x + 3)^2- 4=0 are x = -1 and x = -5<br><br> True or false

Neko [114]

Answer:

THE ANSWER WOULD BE TRUE MY FRIEND

6 0

2 years ago

How many fiths are in 1 whole

sattari [20]

Five fifths are in one whole.
Don't believe me?
So you just do 1÷5
which is 5!
~JZ
Hope it helps you :)!

6 0

2 years ago

Read 2 more answers

You have decided to purchase a car for $22,346. 16. The credit union requires a 10% down payment and will finance the balance wi

Natali [406]

The amount that the credit union will finance is $24169.60

We have given that the cost of the car is $22,346. 16

and the credit union required 10% down payment

and sale tax=7.6%

The license and title charges are $125. 13.

We have to determine that the amount that the credit union will

finance Now we have sale tax 7.6% for $22,346. 16

Therefore, we get

$\frac{7.6}{100} \times 22,346. 16=1698.31$

<h3>What is the amount that the credit union finance ?</h3>

credit union finance=cost of car+sales tax+the license and title charges.

$=22346.16+1698.31+12.13\\=24169.60$

Therefore, the amount that the credit union will finance is $24169.60

To learn more about the credit union will finance visit:

brainly.com/question/15641576

4 0

1 year ago