Without solving, decide what method you would use to solve each system: graphing, substitution, or elimination. explain. 4s-3t=8 ; t=-2s-1

Which is a graph of a proportional relationship?

Which questions would most a reader identify the author's purpose for writing? check all that apply. what type of text is this? what type of reviews did the book receive? how many copies of the book have been sold? what is the central idea? how does this text make one feel?

Aclassmate thinks that solving a system by graphing gives an exact answer when the lines appear to cross at a grid point, but only an approximate answer when they don't. explain why this isn't true.