2 years ago

Explain how knowing 1+7 helps you find the sum for7+1

1 answer:

8 0

1+7 and 7+1 are the same equations. The numbers are just switched around .
Example:
1+2=3
2+1+3

<span>They add up to the same answer no matter where they are placed, therefore knowing 1+7 helps you find the sum of 7+1 (again, because they are the same) </span>

You might be interested in

PLS HELP ASAP I AM ALMOSF DONE PLS

vitfil [10]

Answer:

im saying d is the answer

Step-by-step explanation:

7 0

2 years ago

A decorator has just painted 400 tiles blue and green at a ratio of 5:20.how many were painted green ? how many were painted blu

zheka24 [161]

Blue tiles are 80.
Green tiles are 320

8 0

3 years ago

One chicken is injected with a growth hormone while another chicken isn't. both chickens are wighed after a year

Margarita [4]

Answer:

weight

Step-by-step explanation:

The weight depends on the chicken

3 0

2 years ago

A boy stands 12 metres from the foot of the building and observes the angle of elevation of the top of the building. The height

nikitadnepr [17]

Answer:

What!!

Step-by-step explanation:

4 0

1 year ago

Read 2 more answers

Could you explain to me how to do this ? I do not understand at all

alexandr1967 [171]

Answer:

I believe this is how you do it

Step-by-step explanation:

csc∅tan∅

(1/sin∅)(sin∅/cos∅)

(sin∅)/(sin∅cos∅)

1/(cos∅)

sec∅

csc²∅tan²∅sin∅

1/(sin²∅) * tan²∅ * sin∅

tan²∅/sin²∅ * sin∅

tan²∅/sin∅

5 0

2 years ago