Evaluate each expression for the given value. 1. 5x – 11, for x = 6
2. 3a² + 7 - 2a, for a = 4
3. – 2n + 8, for n= -6
4.3(2y - 1) - 4y + 6, for y = 4

1. 2. ∠b and ∠y are right angles. 3.? 4.? which two statements are missing in steps 3 and 4? ∠x ≅ ∠c △abc ~ △zyx by the sas similarity theorem. ∠b ≅ ∠y △abc ~ △zyx by the sas similarity theorem. = 2 △abc ~ △zyx by the sss similarity theorem. = 2 △abc ~ △zyx by the sss similarity theorem.

Eric drove 275 miles in 5 hours. at the same rate how long would it take him to drive 495 miles?

36x2 + 49y2 = 1,764 the foci are located at: a) (-√13, 0) and (√13,0) b) (0, -√13) and (0,√13) c) (-1, 0) and (1, 0)