answersLogoWhite

0

Math and Arithmetic

User Avatar

Anya King

Lvl 10
2y ago
3.2
5 Reviews
Add a rating

Rate this Study Guide:

Cards in this guide (23)
What is 3n plus 2n equals 7 plus 4n

3n + 2n = 7 + 4n

5n = 7 + 4n

5n - 4n = 7

n = 7

What is the additive inverse of 8

The additive inverse of 8 is -8. In general, if you have a number, n, the additive inverse is -n because n+(-n)=0. So in this case 8+ (-8)=0.
This is useful in solving equations where we add the additive inverse to both sides of the equation.

M over -4 equals 9 what is m

m/(-4) = 9

m = 9 x (-4)

m = -36

In maths what are the three consecutive even numbers that have a sum of forty two

The numbers are 12, 14 and 16.

Let the numbers by n - 2, n and n + 2, then

(n - 2) + n + (n + 2) = 3n = 42 : n = 14 so n - 2 = 12 and n + 2 = 16.

Factoring polynomials 9k2-12k plus 4

(3k - 2)(3k - 2) or (3k - 2)2

What is the absolute value of -3 - 6

absolute value of -3 - 6 is 9.

What is 50 divided by 6.25

8

What is the answer to the fraction1 to 1000 in decimal form

1/1000 equals 0.001

What 9.67 in a fraction form

9.67 in fraction form is 967/100 in fraction form

What is the irrational number closets to 13

There is no such number. Irrational numbers are infinitely dense. Given any number near 13, there are more irrational numbers between that number and 13 than there are rational numbers in all.

What is 5y equals 9 plus 2y equals

Solving for y:

5y = 9 + 2y

5y - 2y = 9

3y = 9

y = 9/3 = 3

How do you factor 24m squared plus 4m to the third

4m^2(m + 6)

What is the simplest form of 17 and 23

-- The simplest form of 17 is 17 .

-- The simplest form of 23 is 23 .

How is a unit fraction alike from a fraction

Since a unit fraction IS a fraction, it is like a fraction!

Since a unit fraction IS a fraction, it is like a fraction!

Since a unit fraction IS a fraction, it is like a fraction!

Since a unit fraction IS a fraction, it is like a fraction!

What number is greater 4.5 or 40

40 is greater than 4.5

What is the quotient of 24 and 3

3/24 + 6

Evaluate 4xy for x 3 y 2-

If x=3 and y=-2, 4xy = 4(3)(-2) = 12(-2) = -24

What is 0.727272 written as a fraction

0.727272 is already a fraction. It is a fraction in decimal form rather than in the form of a ratio. However, that does not stop it being a fraction. Its equivalent, in rational form, is 90909/125000.

What is a real number that is neither negative nor positive

It is zero.

Is the product of a fraction less than one and a whole number less than or greater than the whole number

It depends:

If the whole number is positive then the result is less than the whole number, eg ½ × 2 = 1 < 2

If the whole number is negative then the result is greater than the whole number, eg ½ × -2 = -1 > -2

What would zero point To be in a fraction

"Zero point" is 0. It is an integer, not a fraction.

What are integers between 3.5 and 4.5

4 is the only integer between them.

What is a rational number between 3.7 and 3.9

It is 3.8

Related study guides

Chemistry

17 cards

Which of the following is a strong acid

What kind of fraction has a value less than 1

How does temperature affect the Keq of a reaction

How is the equilibrium constant of a reaction determined

➡️
See all cards
No Reviews

What is a base

What is pH

What is the pH of water

Which of the following is a strong acid

➡️
See all cards
No Reviews

Chemistry

11 cards

What is pH

Which of the following is a strong acid

Sodium di hydrogen phosphate dissociation

What is the relationship between pH and pOH

➡️
See all cards
No Reviews