For which set of lines is it reasonable to state that the two lines are almost perpendicular to each other? a) y = 2.1x + 3, y = 2.1x + 5 b) y = 0.9x + 5, y = -1.26x + 8 c) y = 5x + 1.25, y = -5x + 1.25 d) y = 3 4 x + 0.28, y = 4 3 x + 0.29

Evaluate the expression for the given value of the variable. 5×(h+3) for h=7

You are at a restaurant and owe $56.20 for your meal. you want to leave an 18% tip. approximately how much is your tip?

The volume of the sun is approximately 1 × 10^18 cu km, while the volume of jupiter is approximately 1 × 10^15 cu km. which of the following is true? a. the volume of jupiter is approximately one thousand times the volume of the sun. b. the volume of jupiter is approximately one hundred times the volume of the sun. c. the volume of the sun is approximately one thousand times the volume of jupiter. d. the volume of the sun is approximately one hundred times the volume of jupiter.