Question

The coordinates below represent two linear equations.

How many solutions does this system of equations have?

Line 1
x y
–2 7
0 6

Line 2
x y
3 0
0 –3



A.
0

B.
exactly 1

C.
exactly 2

D.
infinitely many

Answer 1

i think it is d i will medal and fan and testimony who will ever help i have two more after this that are like the same plz i need to know this stuff plz explain ur answer thx :)

Answer 2

@Vocaloid @calculusxy

Answer 3

i meant to say i have two more after this that need checking*********

Answer 4

@livias.random

Answer 5

@livias.random i am tagging u

Answer 6

m = (7-6)/(-2-0)
m = 1/-2
m = -1/2

(y-6) = -1/2(x-0)
y-6 = -1/2x
y = -1/2x + 6

-

m = (0-(-3))/(3-0)
m = 3/3
m = 1

(y-0) = 1(x-3)
y = x - 3

-

x - 3 = -1/2x + 6
x + 1/2x = 6 + 3
1 1/2 x = 9
3/2 x = 9
x = 18/3
x = 6

-

y = x - 3
y = 6 - 3
y = 3

-

One solution: (6,3)
B

Answer 7

thank you!

Answer 8

no problem!

Answer 9

:)