usernameunnow usernameunnow

30-08-2021
Mathematics

contestada

Can SOMEONE PLEASE HELP ME I NEED HELP!!! Please I don’t get it!!!

Can SOMEONE PLEASE HELP ME I NEED HELP Please I dont get it class=

Respuesta :

sossokadeoliveira sossokadeoliveira

30-08-2021

Answer:

x = 6, BC = 60

Step-by-step explanation:

6x + 2x + 1 = 81

8x + 1 = 81

8x (+ 1 - 1) = 81 - 1

8x = 80

8x/8 = 80/8

x = 10

6x

6(10) = 60

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