If y varies directly as x , and y is 48 when x is 6 which expression can be used to find the value of y when x is 2?

Aline has a slope of and a y-intercept of –2. what is the x-intercept of the line?

∠a and ∠ b are complementary. if m∠ b = 80°, what is the measure of ∠ a? 10° 80° 90° 100°

Maria has $10,000 to invest in two accounts.he decides to invest one part in an account with 5% interest and the rest in an account with 8% interest. at the end of the year he has earned $702,50 in interest.¿how much did maria invest in the 8% account?