Evaluate the expression for a=-2 and b=7

What is a conversion factor that you can use to convert gallon to pints?

Explain why you would multiply 60 by 4 to find how many minutes are in 4 hours.

Find the volume of a cylinder if the radius is 5 in. and the height is 20 in.

3t+u=561 7b+t=906 2b+7t+5u=1758 what are t, u, and b (give me the numbers) Show your work

Which factor do 64x^2 + 48x + 9 and 64x^2 - 9 have in common?

Solve this, if u r brilliant ... 1. I am a 11 letter Indian city. 2. Last 6 letters is fruit name. 3. 7,8,3 letters is a bird name ... 4. 6,7,5,3 is a part of the face. 5. 1,8,3 is used by student 6. 9,5,3 is a soap name 101% brain work. Reply.

What is the work for 812 divided by 4 short division

Katie is 3/5 of the way to brianna's house. larry is 7/10 of the way to briannas house. how much closer to briannas house is larry

State the number you would multiply each side of the proportion by to isolate the variable. r/6 = 5/6

The Austin college bookstore is giving a discount of $8 on calculators that's normally sell for $24. what is the discount rate?