Solve for x.

4x + 6 = 38

what is the answer?

a 3.5

b 8

c 11

d 128

Given that (x-3) is a factor of f(x)=x^3+ax^2-x-6, find a and hence the number of real roots or the equation f(x)=0

Lydia collected two sets of data one set of data shows an outlier. which set has an outlier, and which number is the outlier?

Campus rentals rents 2 and 3 bedrooms apartments for $700 ans $900 a month respectively. last month they had six vacant apartments and reported $4600 in lost rent. how many of each type of apartment were vacant?