If B = y + 2 and C Y-7, find an expression that equals B + 2C in
standard form.

3y-12

Step-by-step explanation:

b=y+2, and c=y-7. We know that b=y+2, so b+2c can be written as y+2+2c. We also know c=y-7, so we can write it as y+2+2y-14, so we have 3y-12.

answer: median

step-by-step explanation:

the median is the middle value when a data set is ordered from least to greatest