4 different types of integers to -7

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.

Consider the input and output values for f(x) = 2x - 3 and g(x) = 2x + 7. what is a reasonable explanation for different rules with different input values producing the same sequence?

Astudent showed the steps below while solving the inequality |x-4|< 1 by graphing.