How can I use models to interpret the remainder?

How do you solve 9^x=3^40?

In Bobby's school, math grades for the year are calculated from assignments, tests and a final exam. Assignments count 30%, tests 20%, and the final exam 50%.

1. On test day, a teacher sharpens 19 pencils to lend out to his students. If n represents the number of pencils that the teacher lends out, which expression represents the number of pencils he has left? 2.

Using a linear model to predict a value of y for an x-value far from the ones used to find the model is called

A company claims its video game players have a defective rate of 4%. What is the probability that you and a friend both receive a defective player?

The first steps in writing f (x) = 3x^2 - 24x+10 in vertex form what is the function written in vertex form

Simplify the following expression. -7x² - 5x-6x² + 4 + 15x

Is this fraction in the simplest form 23/46

A certain triangle has two 45° angles, what thoe of triangle is it?

What is unique about this sequence 2211212212211 and name what this is called