Question

13+4a=9
please show steps also

Answer 1

Hi, you need to do the same procedure as in the last exercise.

Answer 2

yes

Answer 3

substract 13 from both sides of the equation, and then divide both sides of the equation by 4.

Answer 4

but.. idk really how..

Answer 5

look: \[13+4a=9\]

Answer 6

\[13-13+4a = 9-13\]

Answer 7

\[4a=-4\]

Answer 8

\[\frac{4a}{4}=\frac{-4}{4}\]

Answer 9

a = -1

Answer 10

im starting to see this now

Answer 11

i did.