(7n - 5)(5n-8)
Multiply polynomials

Answer asap a family of two adults and three children went to a water park. admission to the water park costs $18 per person. nora used the expression 12(18)+3(18) to model the total cost for the family, and alex used the expression 5(18) which property of operations makes both of their expressions correct?

Let a and b be real numbers where a not equal to b not equal to 0. which of the following functions could represent the graph below? f(x) = x(x – a)3(x – b)3 f(x) = (x – a)2(x – b)4 f(x) = x(x – a)6(x – b)2 f(x) = (x – a)5(x – b)

Someone i need this to be simplified! 7(3x + 5y)