If x = 20 when y = -4, find y when x = 10.

5. if x = 5 when , find y when x = 10.

6. if x = 2.5 when y = 100, find x when y = 50.

7. if when y = -105, find x when y = 4.

Pelle's sister is three years older than pelle the father is 5 times as old as pelle the mother was 28 when the sister was born altogether they are 98 years old how old is pelle?

Consider the function f(x)=−2/3x+5 . what is f(1/2) ? enter your answer, as a simplified fraction, in the box. f(1/2)=

What is the point-slope equation of a line with slope -5 that contains the point (6,3)