Can y'all like my recent post on Ig at yothatskap

Which equation results from adding the equations in this system? x+6y=9 and -x+2y=-15

Hormones perform important functions within the reproductive system. during puberty, a number of changes occur in the body. which hormone is responsible for the development of these characteristics in the female? estrogen progestin progesterone testosterone

Evaluate each expression. determine if the final simplified form of the expression is positive or negative -42 (-4)2 42