Question

How many solutions are there to the following system of equations?

3x – 9y = 0
–x + 3y = –3

Answer 1

a 0
b 1
c 2
d infinitely many

Answer 2

is this from connections academy? (:

Answer 3

no

Answer 4

k12

Answer 5

go for loser66

Answer 6

Okay we can solve this a few different ways. We need to first take one of the equation and solve for either x or y.

Answer 7

ok

Answer 8

So which equation would you like to start with?

Answer 9

the first one

Answer 10

which variable would you like to solve for y or x?

Answer 11

x

Answer 12

okay so solve for x by isolating it on one side of the equals sign

Answer 13

ok