Question

on which of the following lines does the point (-8,31) lie?

a. y=-4x-1

b. y=-3x-9

c. y=x+4

d. y=-2x-1

Answer 1

http://www.mathpapa.com/algebra-calculator.html check this out see help

Answer 2

thanks cx

Answer 3

http://www.acalculator.com/math-calculators.html