Evaluate the following expression: 4a – 3b when a = – 3 and b = – 2

explain how you would get the answer step by step

You are on a cycling trip around europe with friends. you check the weather forecast for the first week. these are the temperatures for the week. sun mon tues wed thurs fri sat 16°c 20°c 24°c 28°c 28°c 23°c 15°c what is the mean temperature forecast for the week?

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.

Which graph represents the linear function below? y-3=1/2(x+2)