Solve the following problem.
alex and max had lunch together at a restaurant. they left a 15% tip of $3.90. if alex's lunch was $14, write an equation you can use to find m, the cost of max's lunch.

(c) the diagram shows the first three shapes of a matchsticks arrangement.first shape = 3second shape = 5third shape = 7given m represents the number of matchstick used to arrange the n'th shape.(i) write a formula to represent the relation between m and n. express m as the subjectof the formula.(ii) 19 matchsticks are used to make the p'th shape. find the value of p.

Nellie is analyzing a quadratic function f(x) and a linear function g(x). will they intersect? f(x) g(x) graph of the function f of x equals one half times x squared, plus 2 x g(x) 1 5 2 10 3 15

The slope of the line whose equation is 2x - 1 = 0 is