Which functions graph has a y-intercept of 4? A. y=2x+4
B. y=1.5(4)x
C. y=2.5(4)x+1.5
D. y=2.5(4)x+1

Consider a graph for the equation y= -3x+4. what is the y intercept? a) 4 b) -4 c) 3 d) -3

Create and solve a linear equation that represents the model, where squares and triangles are shown evenly balanced on a balance beam. assume the weight of a square is 1 unit and the weight of a triangle is unknown.

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply