How do I solve 21 (2-x) + 12x=44

Quinn is building an enclosed pen in his backyard. He wants the perimeter to be no more than 50 feet. He also wants the length to be at least 5 feet longer than the width.

Find the distance between (3,7) and (6,5)

18x^6y^-6 / 15x^4y^-2

How to write 5,678,209 in expanded form

A ski resort has 3 lifts, each with access to 6 ski trails. Explain how you can find the number of possible outcomes when choosing a chair lift and a ski trail without making a list, a tree diagram, or table.

Ben sat outside his school in cambridge and made a note of the colour of the first 100 cars that passed 27 of the cars were red. In britain there are around 35 million cars on the road.

If 1 6 of a gallon of milk is shared equally between 3 friends, how much mIf 1 6 of a gallon of milk is shared equally between 3 friends, how much milk will each friend getilk will each friend get

There are 276 plan in the flower garden what is 276 rounded to the nearest ten?

13 out of 60 people surveyed what angle in a pie chart would you use?

A toy company produces rubber balls that have a radius of 1.7 cm. A sphere has a radius of 1.7 centimeters. What is the volume of one rubber ball? Round to the nearest hundredth of a centimeter.