what are linear equations? plz explain.... i have a final 2morrow! :(

Question

anonymous · Answer

an equation of the first degree, ie the highest power of x is one.

anonymous · Answer

i must be stupid :/ im still confused

anonymous · Answer

Like y=2x-1 is linear.

anonymous · Answer

ohhh

anonymous · Answer

why is it linear?

anonymous · Answer

Or, generalized, z=3x+2y+5 As long as your independent variables (in the case of two dimensions, x) all have order 1.

anonymous · Answer

ok..... im asking my teacher 2morrow lol

anonymous · Answer

In simple terms, it is just the previous form of matrices.

anonymous · Answer

whats matrices? what grade is telling me this...im in 7th...

anonymous · Answer

I'm absolutely sorry about this, kid. It's the improved form of representing algebraic terms and 
you can see in the equations about x and y. These variables represent 2 dimensions like cartoons eg: popeye