Question

What does y = 1x - 3 and y=-x-21 - 3 have in common?

Answer 1

Answer: Solve for the first variable in one of the equations, then substitute the result into the other equation.

Point Form:

(

−

21

2

,

−

27

2

)

Equation Form:

x

=

−

21

2

,

y

=

−

27

2

Explanation: