2 years ago

Find the value of 21 - 18 \ 3•2 18 1/2 2 9

Mathematics

1 answer:

stealth61 [152]2 years ago

5 0

Answer:

use m a t h w a y

Step-by-step explanation:

You might be interested in

The shelf life, in days, for bottles of a certain prescribed medicine is a random variable having the density function shown b

Vlad [161]

Help answer my question ?

5 0

2 years ago

Read 2 more answers

Karen has 6 more than twice as many newspaper customers as when she started selling newspapers. She now has 98 customers. How ma

Black_prince [1.1K]

Answer:

46 customers

Step-by-step explanation:

If the number of original customers is n, we can write the following equation:

98 = 2n + 6

92 = 2n

46 = n

5 0

3 years ago

Directions:Use the product rule to simplify the following monomials.

abruzzese [7]

7) Answer = $-24x^8y^{11}$

$\left(8x^4y^2\right)\left(-3x^4y^9\right)$

$=-8x^4y^2\cdot \:3x^4y^9$

$=-24x^4y^2x^4y^9$

$=-24x^8y^2y^9$

$=-24x^8y^{11}$

8) Answer = $-30y^6$

$2y\left(-5\right)y^2\cdot \:3y^3$

$=-30yy^2y^3$

$=-30y^{1+2+3}$

$=-30y^6$

9) Answer = $-6x^4y^5$

$\left(-2xy\right)\left(xy\right)\left(3x^2y^3\right)$

$=-2xyxy\cdot \:3x^2y^3$

$=-6xyxyx^2y^3$

$=-6x^4yyy^3$

$=-6x^4y^5$

3 0

2 years ago

Anyone know this mathswatch fraction question ???

Sophie [7]

Answer:

5 9/14

7 1/2

Step-by-step explanation:

a) 4 1/7 + 1 1/2= 4+ 1/7 +1 +1/2 = 5 + 1/7 +1/2 = 5+ 2/14 + 7/14= 5 + 9/14= 5 9/14

b) 4 1/2 ÷ 3/5 = 9/2 ÷ 3/5 = 9/2 *5/3= 3/2*5= 15/2= 7 1/2

3 0

3 years ago

Read 2 more answers

SAT Scores 1510 1480 2100 1800 1300 1250 1400 1430 1390 1520 The SAT scores for a group of 10 students are shown. What is the me

Minchanka [31]

Answer:

1580.0

Step-by-step explanation:

- Add all numbers and divide them by 10 (the amount of numbers).

- Mean is when you add all the numbers and divide them by how many their are.

3 0

3 years ago