The weight of all the boxes, divided by the number of boxes, equals the weight of one box. if there are 5 boxes each weighing 7 kilograms, what is the weight of all the boxes in kilograms?

Rewrite so the subject can be y in the formula d=m-y/y+n

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.

Lana's family entered a 5-kilometer race lana's average step length is about 0.5 meter how many steps will she need to take the finish