Square abcd is dilated by a scale factor of 2 with the center of dilation at the origin to form square ? '? '? '? '. what are the coordinates of vertex b'?

Asap i need it now choose all the answers that apply. sex-linked disorders affect males more than females affect females more than males can be carried by females, without being expressed are always expressed in males are caused by genes carried on the x and y chromosomes

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.

At the "no mutants allowed" country farm, every sheep has 4 legs, every chicken has two legs, and all animals have only 1 head. asked to count how many sheep and chicken are in the fields, a farm boy reports back that there are 140 feet and 50 heads. how many sheep and chicken are there? there are sheep and chicken at the farm.