After paying $3 for a sandwhich, Trevor has $9. How much money did he have before buying the sandwitch

In trapezoid efgh, m∠gfe=63∘. identify m∠ghe. !

Let the closed interval [a , b] be the domain of function f. the domain of f(x - 3) is given by (a) the open interval (a , b) (b) the closed interval [a , b] (c) the closed interval [a - 3 , b - 3] (d) the closed interval [a + 3 , b + 3]

Before simplifying, how many terms are there in the expression 2x - 5y + 3 + x?