marissa got an 85% on her math quiz. She had 34 questions correct. how many questions were on the quiz?

The sum of two numbers is 86, and their difference is 20. find the two numbers

Which of the statements about the graph of the function y = 2x are true? check all of the boxes that apply. the domain is all real numbers x because the exponent of 2 can be any real number when the x-values increases by 1 unit, the y-value multiplies by 2. the y-intercept is (0, 1). the graph never goes below the x-axis because powers of 2 are never negative. the range is all real numbers.

When is g(x) = 0 for the function g(x) = 5.23x + 4?