Question

Turn 15x+5y=-30 into slope-intercept form.

Answer 1

Subtract \(15x\) from both sides and tell me what you have.

Answer 2

5y=15x+30?

Answer 3

subtract

Answer 4

why did you change 30 to -30?

Answer 5

sorry.. so is it 5y=15x+-30

Answer 6

\(15x+5y=-30 \\ 15x+5y-15x=-30-15x\\5y=-30-15x\)

Are you with me?

Answer 7

Yes!

Answer 8

Now divide every term by \(5\).

Answer 9

okay so y=-6x-3

Answer 10

you changed the term that the x was in

Answer 11

.............??

Answer 12

what is -30 divided by 5?

Answer 13

oh... -6

Answer 14

Yes, not -6x

Answer 15

but -15x divided by 5 is -3x

Answer 16

so what do we have?

Answer 17

-3x+-6

Answer 18

correct

Answer 19

THANKS

Answer 20

np