3 years ago

Which is easier to solve for when using substitution y=6x-9 or y=-3x

Mathematics

2 answers:

zepelin [54]3 years ago

7 0

x=-1 y=-15

Step-by-step explanation:

y=6x-9. y=-3x

-3x=6x-9

-9x=9

x=-1

y=6(-1)-9

y=-6-9

y=-15

erastova [34]3 years ago

5 0

Answer: In my opinion, the easiest one for me to solve would be y=6x-9

Step-by-step explanation:

Like I said it’s how I would really think about this

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