Find the solution to the system of equations 4m + 8n = 20 and -4m + 2n = -30. =
O (7,-1)
O (7,1)
O (-7, -1)
O (-7, 1)

Element x decays radioactively with a half life of 8 minutes. if there are 450 grams of element x, how long, to the nearest tenth of a minute, would it take the element to decay to 37 grams?

An objects motion is described by the equation d= 4sin (pi t) what will the height of the object be at 1.75 seconds?

What is true about the dilation? it is a reduction with a scale factor between 0 and 1. it is a reduction with a scale factor greater than 1. it is an enlargement with a scale factor between 0 and 1. it is an enlargement with a scale factor greater than 1.