Identify the domain and range of the graph below PLEASE HELP NO ONE HELPED ON MY OTHER ONE I WILL GIVE BRAINLIEST

The step function g(x) is defined as shown. what is the range of g(x)? ***answer choices in picture.

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

Add the fractions and simplify 1/2+ 1/3