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grigory [225]
3 years ago
11

Find x for 2x^2-8x-24=0

Mathematics
1 answer:
Galina-37 [17]3 years ago
7 0

Answer:

X1= -2 X2=6

Step-by-step explanation:

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elaine opened a saving account with a deposit of 1000. The interest on her account is compounded each year at a rate of 2%. Elai
vivado [14]

Answer:

$1,061

Step-by-step explanation:

2% of 1000 is 20.

If 2% is compounded yearly, then

year one- $1,020

year two- $1,040.40

year three- $1,061.21

Rounded to the nearest whole dollar, Elaine would have $1,061 in her savings account after three years.

5 0
3 years ago
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What is this math question -22a =462
Lerok [7]

Answer:

<em>a = </em><em>-21</em>

Step-by-step explanation:

<em>-22 x -21 = </em><em>462</em>

6 0
3 years ago
Write the inequality for each sentence
liq [111]

Answer:

a) The difference of a number and six is no less than 15

x - 6 ≥ 15

b) 25 plus a number is at least 13

25 + x ≥ 13

c) g decreased by 25 is at most five

g - 25 ≤ 5

Step-by-step explanation:

a) The difference of a number and six is no less than 15

Let the number be represented by x

We difference is involved in a mathematics question, it requires the application of Subtraction operation, hence:

x - 6 ≥ 15

b) 25 plus a number is at least 13

Let the unknown number be represented by x

When at least is used in Mathematics, is means greater than or equal to a particular value,

Hence,

25 + x ≥ 13

c) g decreased by 25 is at most five

At most means less than or equal to a particular value, hence:

g - 25 ≤ 5

8 0
3 years ago
Explain how 2 ones is the same as 20 tenths
Vladimir [108]
The tenths place can only go up to nine because when you have 10 it then move on to the ones place .              .9 plus .1 =1.0
5 0
4 years ago
Peter baked 18 cookies he gave 2/3 to his friend, how many cookies did he give to his friend?
Tanzania [10]
2/3 of 18 is 12, so peter gave 12 cookies to his friend.
5 0
3 years ago
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