On saturday, a local hamburger shop sold a combined total of 273 hamburgers and cheeseburgers. the number of cheeseburgers sold was two times the number of hamburgers sold. how many hamburgers were sold on saturday?

2a+7+4ahow many terms? how many variables? any like terms? yes noif yes, which ones? what are the coefficients? any constants? yes noif yes, which ones? simplify the expression by combining like terms and constants: how many terms now?

If you shift the linear parent function, f(x)=x, up 13 units, what is the equation of the new function?

Write a function for a rotation 90 degrees counter clockwise about the origin, point 0