George went to The Clothes Shack and bought 4 pairs of jeans for $30, 2 pairs of T-shirts for $15, and 3 pairs of shorts for $20. Write an expression that can be used to find the total amount that George spent. How much did George spend?

Astuntman jumping off a 20-m-high building is modeled by the equation h=20-5t^2, where t is the same in seconds. a high-speed camera is ready to film him between 15m and 10m above the ground. for which interval of time should the camera film him?

60 2(x + 2) in the diagram, gef and hef are congruent. what is the value of x?

This is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 5 terms.