Pls help what is 2x= x + 7

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2

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.

There are 93 calories in a small candy bar how many calories are ther in a half dozen small candy bars?