What happens if we graph a system of equations and the lines are parallel?
How do you make comparisons between an equation and a verbal description? y = 1.25x T-shirts are being sold in a store for $5.25 each. Equation Verbal.
Can you look at a system of linear equations and tell how many solutions it has? For example: Could you tell that the equations y=2x +1 and y= 2x-7 have.