3 years ago

Hello can anyone help me ? here the question

Mathematics

1 answer:

lesantik [10]3 years ago

3 0

Answer:

A. 1/5k - 2/3j and -2/3j +1/5k

Step-by-step explanation:

A. 1/5k - 2/3j and -2/3j +1/5k

B. 1/5k - 2/3j and -1/5k +2/3j

There is a change in the signs of each term

1/5k changed to -1/5k

-2/3j changed to +2/3j

Not equivalent

C. 1/5k - 2/3j and 1/5j - 2/3k

There is a change in the variables

1/5k changed to 1/5j

-2/3j changed to -2/3k

D. 1/5k - 2/3j and 2/3j - 1/5k

The is a change in the signs of each term

1/5k changed to -1/5k

-2/3j changed to +2/3j

The only equivalent expression is

A. 1/5k - 2/3j and -2/3j +1/5k

You might be interested in

The difference between a number and 12 is 20

matrenka [14]

X + 12 = 20
x + 12 -12 = 20 -12
x = 8

3 0

3 years ago

What is the unit rate of 183 miles in three hours

Ber [7]

61 miles per hour, because if you divide 183/3 you will get 61.

3 0

3 years ago

Read 2 more answers

Teams A,b,c,d were in a baseball tournament. Each team played each other once. Team A beat team D once. Teams a,b, and c won the

Aneli [31]

team D lost 3 times... if not then maybe 1 idk my brain hurts

6 0

3 years ago

What is 1/10 of 2,000

abruzzese [7]

1/10 of 2,000 would be 200

7 0

3 years ago

Read 2 more answers

A ball is thrown upward from the top of a building. The function below shows the height of the ball in relation to sea level, f(

nexus9112 [7]

$f(x)=-16t^{2} +48t+100$
Average rate of change from t = 3 to t = 5 = $\frac{f(5)-f(3)}{5-3}= \frac{( -16(5^{2})+48(5)+100)-(-16(3^{2})+48(3)+100)}{2}= \frac{(-16(25)+240+100)-(-16(9)+144+100)}{2}=\frac{(-400+240+100)-(-144+144+100)}{2}= \frac{-60-100}{2}= 
$ $\frac{-160}{2}=-80$

6 0

3 years ago