Which of the following are equations for the line shown below? Check all that apply.
(3, 4)
5
(-1,-2)
A. y - 2 = 1.5(x - 1)
B. Y + 2 = 1.5(x + 1)
C. y - 4 = 1.5(x - 3)
D. y = 1.5x -0.5

Which expression is equivalent to (9x - 3 1/ + 1 3/8)

Kayla wants to find the width, ab, of a river. she walks along the edge of the river 65 ft and marks point c. then she walks 25 ft further and marks point d. she turns 90° and walks until her location, point a, and point c are collinear. she marks point e at this location, as shown. (a) can kayla conclude that δ and δ are similar? why or why not? (b) suppose de = 15 ft. what can kayla conclude about the width of the river?

Suppose that sahil knows that 45 people with ages of 18 to 29 voted. without using a calculator, he quickly says then 135 people with ages of 30to 49 voted. is he correct? how might sohil have come up with his answer so quickly?