Answer:
Amara needs to sell 150 televisions to make both options earnings equal.
Step-by-step explanation:
Let the number of television sold be = x
For company A:
Salary is $17,000 plus a $100 commission for each television she sells.
Equation becomes:

For company B :
Salary is $29,000 plus a $20 commission for each television she sells.
Equation becomes:

So, to calculate how many televisions would Amara need to sell for the options to be equal, we will equal both the equations.

=> 
=> 
x = 150
So, Amara needs to sell 150 televisions to make both options earnings equal.
We can check this :

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