realebogamokgosi1 realebogamokgosi1

13-09-2021
Mathematics

contestada

l. x-5=7
2. 5y-21=14
3. 2x+8=x-3

please help I need the full methods .

Respuesta :

Аноним Аноним

13-09-2021

x-5=7

x=7+5

x=12

5y-21=14

5y=14+21

5y=35

y=7

2x+8=x-3

2x-x=-3-8

x=-11

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