Question

y = 4x + 6 and y = 4x - 5 has how many solutions?

Answer 1

4x+6=4x-5
6!=-5, no solutions

Answer 2

!= means not equal to lol.. that's what i use for not equal to

Answer 3

Isn't -5 and answer though?

Answer 4

no 6 is not equal to -5, so no solutions

Answer 5

The lines are parallel so there is no solution

Answer 6

Oh okay. Thanks :-)

Answer 7

Yep, and if you don't feel like plotting it, set the equations equal to each other and solve.

When you subtract the x-terms, it's zero and so you find that there's no solution.