Answer:
Step-by-step explanation:
A quick way to divide by 0.5 or ½ is to double the number (or multiply number by 2). The reason for this is that two halves go into a whole.
They are not congruent. Hope this helped!
Answer:
18. b
19. b
Step-by-step explanation:
-3x-2y=30
-2y=3x+30
y=-3/2x-15
the answer is y=-3/2x-15