The secret number has a 7 in the ones place. the tens number is an odd number

This is so harddd! solve. 1 + 1 = solve 4 + 4 = solve 3 x 3

Which expression is equivalent to 8(k + m) − 15(2k + 5m)?

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.