Question

How many solutions does this system of equations have?

y=-3x+7

y=-3x-6

A.) Infinitely many

B.) Two

C.) One

D.) Zero

Answer 1

y=-3x+7

y=-3x-6

set eqyal since both equal y

-3x+7=-3x-6
add 3x to both sies
7=-6
false
no solution

D is answer