Simplify the expression:

10x-8xy-3xy

2ab-7ab+7a2

-a^4+2a^3-4a^4+2a^2-3a^2

Jacque is following the mayoral race. he's happy that his favorite candidate has been doing well but finds it discouraging that his candidate falls behind in the polls every 2 weeks.

Plot the location of - 9 and - 3 on the number line. Use mathematical symbols to write an inequality that compares - 9 and - 3. Explain how the number line can be used to show that your inequality is correct.

What is the simplest form for 23/30

How many fourths are equivalent to 2 wholes? a. 2/4 b. 4/2 c. 8/2 d. 8/4

Which which is greater 9/10 or 10/9

Find the measure of one interior angle and one exterior angle of a regular Dragon

If 50empty soda cans weigh 3 & 1/2 pounds how much would 70 empty soda cans weigh

How do I do 42 divided by 96.6

Lanika needs a sheet of card that is at least 3/10 mm thick. At home she finds some card but she doesn't know how thick it is.

The doctor order 100mg of Rocephin. Available is 1g/1mL. How many mL is to be administered?