Question

-a-3+7=3a help please

Answer 1

combine like terms which is -3+7 = ???

Answer 2

then...

Answer 3

add a both side
let me know what you get after that

Answer 4

-4=4a

Answer 5

how you get -4??

Answer 6

-3+7

Answer 7

so it should be positive because bigger number 7 is positive

Answer 8

ok then wat

Answer 9

then divide both side 4

Answer 10

k got it thanks

Answer 11

my pleasure :)
a =1