3x + 1 < 2x - 2 < 5x + 7

please need help fast

Use the four functions below for this question. compare and contrast these four functions using complete sentences focus on the slope and y- intercept first, and then on any additional properties of each function

Suppose y varies directly with x. write a direct variation equation that relates x and y. then find the value of y when x=12 y=7 when x=3

Which is the best estimate of the product of 0.9 x 0.88? 0 0.25 0.5 1