Working together, melissa and jing can mow a lawn in 5 hours. It would take melissa 8 hours to do the job alone. What is the value of r, the part of the lawn that king could complete in 1 hour?

2 question Which expression represents 92 decreased by an unknown number? A. 92 : z B. 92 + z C. 92 z D. 92 - z

When the county fair opened its gates, 68 people entered the fairgrounds. After one hour, there were 1.5 times as many people on the fairgrounds as when the gates opened. After two hours, there were 1.

7 + 2 (4-1) 2 - 5 (8-3) = ?

If 3p+4q=8 and 4p+3q=13, what is q equal to?

Which expression is equivalent to (2x-5) - (3x-8) A.-x-13 B.-x+3 C. 2x-16 D. 5x-3

The given expression represents the area. Find the side length of the square. 64r^2-144r+81

The area of a rectangle is 44 m² The width is 3 2/3m

Olivia is organizing a bake sale, and their goal is to raise at least $500. So far they have raise $210.

what setting should be used when doing sum and difference identities with a calculator degrees or radians

If a circumference is 18.84 what is the area rounded to the nearest hundredth