When solving for y, which equation is "easier" to use?
y=-2x-13
-5x+6y?=7​

What values of c and d make the equation true?

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.

What three-dimensional solid have 6 rectangular faces, 2 equal bases that are not rectangles and 18 edges