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Brianna is working two summer jobs, making $16 per hour lifeguarding and $11 per hour tutoring. Brianna must earn no less than $130 this week. Write an inequality that would represent the possible values for the number of hours lifeguarding, ll, and the number of hours tutoring, tt, that Brianna can work in a given week.

Sagot :

Tutorconsortium422idn

16h + 11t ≥ 130

16*5=80, 16*4=64

11*5=55, 11*6=66

80x+55y>130

64x+66y>130

The possible values for the number of hours lifeguarding, is 5,4 hours  and the number of hours tutoring, is 5,6 hours that Brianna can work in a given week.

What does a mathematical inequality equation mean?

In Algebra, an inequality is a mathematical statement that uses the inequality symbol to depict the relationship between two expressions. An inequality sign has non-equal expressions on both sides.

Write an inequality equation in what format?

Use these steps to resolve an inequality: Eliminate fractions in Step 1 by multiplying all terms by the total fractions' lowest common denominator. On both sides of the inequality, combine like phrases to simplify in Step 2. To get the unknown on one side and the numbers on the other, add or subtract the appropriate amounts.

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