jluciobts0519 jluciobts0519

23-10-2018
Mathematics

contestada

-8=-9+b/3 I really need help do not understand . This is variables on both sides.

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wegnerkolmp2741o wegnerkolmp2741o

23-10-2018

this only has a variable on one side

-8 = -9 + b/3

add 9 to both sides

1 = b/3

multiply by 3 to both sides

3 = b

check:

-8 = -9 + 3/3

-8 = -9 +1

-8 =-8

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