kemuelcupeles56 kemuelcupeles56

26-04-2022
Mathematics

contestada

¿Alguien me ayuda con estas ecuaciones? :(

Alguien me ayuda con estas ecuaciones class=

Respuesta :

famoustammi famoustammi

26-04-2022

Answer:

see below

Step-by-step explanation:

7x-12=30

7x=30-+12

x=42/7

x=6

5x-18=77

5x=77+18

x=95/5

x=19

8x+12=36

8x=36-12

x=24/8

x=3

x+45=72

x=72-45

x=27

x+27=82

x=82-27

x=55

x-13=66

x=66+13

x=79

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