2 years ago

Find the product write the product as a mixed number

Mathematics

1 answer:

Helga [31]2 years ago

3 0

Answer:

$\frac{9}{10} \times 54 = \frac{9 \times 54}{10} = \frac{486}{10} = 48 \frac{6}{10} = \frac{243}{5}$

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12. Solve the following system by any method. 2x – 6y = 24 –5x + 6y = –6

elena-s [515]

2x-6y=24
-5x+6y=-6

2x=24+6y
2x-24=6y
-5x+6y=-6
6y=5x-6
2x-24=5x-6
-24+6=5x-2x
-18=3x
-18/3=x
x=-6
2x-6y=24
2(-6)-6y=24
-12-6y=24
-6y=24+12
-6y=36
y=36/-6
y=-6

7 0

3 years ago

In how many ways can 3person study groups beselected from a class of 25students?Note: nrn!r!(n-r)!nEnter

nlexa [21]

Answer:

2,300

Explanation:

This is given as:

$\begin{gathered} 25\text{ combination 3 represented as:} \\ ^nC_r=\frac{n!}{r!(n-r)!} \\ n=25 \\ r=3 \\ ^{25}C_3=\frac{25!}{3!(25-3)!} \\ ^{25}C_3=\frac{25\times24\times23\times22!}{3!\times22!} \\ ^{25}C_3=\frac{25\times24\times23}{3\times2\times1} \\ ^{25}C_3=2300 \end{gathered}$

Therefore, there are 2,300 ways that 3 persons can be selected from 25 people

8 0

9 months ago

The function C gives the cost, in dollars, to shred w pounds of confidential documents of a company.

SSSSS [86.1K]

C’(500)=80 means at 500 pounds of documents, the cost is increasing at a rate of $80 dollars/pound

8 0

2 years ago

What's five names of 64

Tems11 [23]

Multiple factor product divisor and dividend

4 0

2 years ago

ANSWER HELP SHOW WORK 15 POINTS

azamat

Answer:

m<-2

Step-by-step explanation:

-4m-3.65>4.35

-4m>4.35+3.65

-4m>8

4m<-8 (the greater than or less than sign flips when you multiply or divide by the - sign)

m<-2 (divide both sides by 4)

7 0

2 years ago