savannalynne07 savannalynne07

23-03-2021
Mathematics

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3a-28-7a=10a I need it fast

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Evepooh Evepooh

23-03-2021

Answer:

a=-2

Step-by-step explanation:

Combine common variables on both sides.

3a-7a-28=10a

-4a-28=10a

Add variables to other side

-28=14a

Divide each side by 14

a=-2

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Аноним Аноним

23-03-2021

Step-by-step explanation:

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