Question

Which is a Linear Equation?
A. Y=3-2x
B. Y= -7x^2
C. Y=2-3x^2
D. Y=-7×^3

Answer 1

(A)

Explanation:

A linear equation can be written in slope intercept form,
`y=mx+b`.

X must be in it's first power in a linear equation. X being in any other power will result in a curved line.

This eliminates B, C and D already. X is not in it's first power in the given three options.

The best option is A.

Answer 2

C

Explanation:

I've done this and I got it right