lalitabudhu57 lalitabudhu57

25-01-2021
Mathematics

contestada

a=4-b
2a+b=1

SIMULTANEOUS EQUATIONS
help pls

Respuesta :

jaedinjellis jaedinjellis

25-01-2021

Plug in for a

2(4-b)+b=1

8-2b+b=1

8-b=1

b=7

Step-by-step explanation:

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