9less than 4 times a number is -25

Pls me this is due today and i need i will make brainliest if you me answer correctly and i will report if you try to give me a dumb answer.

Segment xy is dilated through point m with a scale factor of 2. which segment shows the correct result of the dilation

Eis the midpoint of line segment ac and bd also line segment ed is congruent to ec prove that line segment ae is congruent to line segment be