Idk how to solve r+11+8r=29

The distance between two cities on a map is 3.5 cm. The map uses a scale in witch 1 cm repersents 20 kilometers. what is the actual distance between these two cities

Evaluate 14 y / 2 for y equals 6

Write your question here (Keep it simple and clear to get the best answer) if use the spinner 200 times how many pink colour would you get if it has 0.2

What is the difference between 2*3 and 3*2?

What is the value of f (12) - f (8) when f (x) = 3x+9

What does 2 times the quantity x plus 6 look like in an equation

Recall that a test is statistically significant at a particular significance level if the null hypothesis is rejected.

When it is 2:00 p. m. in New York City, it is 9:00 PM in Athens. If you leave New York at 7:30 a. m. on Wednesday and fly to Athens over the course of 13 hours and 45 minutes, what time will it be in Athens when you land? a. 2:30 p. m. Wednesday b.

A metal strip is being installed around a workbench that is 10 feet long and 4 feet wide. Find how much stripping is needed.

Math 8 feet rope cut into pieces that a 2/3 foot. how many pieces will he have