In a certain county, the number of charter schools is 4 less than twice the number of alternative schools. we know that there are 48 charter schools in the county. how many alternative schools are in the county?

Which of the following pair(s) of circles have las a common external tangent? select all that apply. a and b a and c b and c

For the chance to be team captain, the numbers 1-30 are put in a hat and you get two chances to pick a number, without replacement. which formula correctly shows how to find the probability that you choose the number 1 and then 2?

Simplify the expression below -3(10x+4y)+6(6x-2y)