Question

can someone explain this?

Answer 1

what u want answer or explanation?

Answer 2

explanation

Answer 3

do you know cross multiplycation

Answer 4

yes

Answer 5

this is

Adding and Subtracting Rational

Answer 6

10/3b + 5 + 3/7b 2
take the of lcm of th edemoniators

Answer 7

multiple 10 with 7b - 2
and 3 with 3b + 5

Answer 8

idk the lcm thoo

Answer 9

which grade are you in
LCM MEAN LOWEST COMMON MULTIPLY

Answer 10

ik what it mean i dont know what it is and you dont have to be rude

Answer 11

multiple 10 with 7b - 2 and 3 with 3b + 5

Answer 12

thx but no thx i dont like rude people

Answer 13

im not rude keyboard lagging

Answer 14

what grade are you in

Answer 15

9th

Answer 16

8th but im 15 so ctfd

Answer 17

@sierraleone17 more questions?

Answer 18

idk the answer to tis one

Answer 19

one minute please

Answer 20

multiple 10 with 7b - 2 and 3 with 3b + 5

Answer 21

c?

Answer 22

congratz

Answer 23

yay thx you

Answer 24

its a

Answer 25

one more?

Answer 26

okay

Answer 27

how do you know thoo

Answer 28

@sierraleone17 im not getting the answer but its mostl likely to be D not sure

Answer 29

wow so youre guessing

Answer 30

nope math is no guessing

Answer 31

so youre looking it up

Answer 32

yeah its D

Answer 33

60% thx

Answer 34

bye