jayberkinov jayberkinov

08-04-2020
Mathematics

contestada

If 5a-b=9 and 3a+b=15, then would be a+b?Please HELP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
ill put brainliest plz help

Respuesta :

iambuddy02 iambuddy02

08-04-2020

Answer:

a = 3

b=6

so a+b=9

Step-by-step explanation:

3(3)=9+6=15

5(3)=15-6=15

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