Answer:the value of x will be -4 and the value of y will be 40
Step-by-step explanation:-7x+12=-3x+8
Answer:
no
Step-by-step explanation:
perpendicular means to create a right angle. since it doesn't show there are 2 right angles its not perpendicular. it is however a median from point c.
Answer:
bde=30 degrees
Step-by-step explanation:
angle abc = 50 degrees
50+100=150
180-150=30degrees

Therefore, the answer is the first choice.