Algebra L1-5 Quiz v3

Last updated about 2 years ago
6 questions
1

Which number line shows the solutions to the inequality -4(-2-3x)\leq -28 ? Check your answer!

1

Solve the inequality and select the best description of the solution set. Check your answer!

1

Graph the solution to the inequality on the number line. Check your answer!

1

Graph the solution to the inequality on the number line. Check your answer!

1

A cell phone company offers two data plans.

Plan A: Pay $40 per month for 2 GB of data, and pay an extra $10 per GB after that.
Plan B: Pay $80 per month for 5 GB of data, and pay an extra $5 per GB after that.

Write an inequality to determine when the cost of using g GB of data with Plan A is cheaper than or the same as using g GB of data with Plan B.

1

With rare exception, Emmy uses about 5.5 - 6.5 GB of data each month. Emmy is an exceptional mathematician and definitely figured out what the best plan for her would be. Which plan do you think Emmy selected, and why?