Answer:
add 10 to both sides
Step-by-step explanation:
March has 31 days so 15-31=16
August the 15 is 15 days into the month.
You add 16+15 which equals 31 days.
Answer:
supplementary
Step-by-step explanation: two angles that add up to 180 degrees is called supplementary
Answer:
C. Graph B and D
Step-by-step explanation:
Graph A, has two y values for one x value which makes it not a function, same thing with c. B and D are the only ones that an x value, have only one y value