Simplify.

7x^3 - 4y^2 - 9x^3+3y^2

Combining equal groups to find total

How can you use the mean and standard deviation of a data set to fit it to a normal distribution and to estimate population percentages?

Solve: 4+4 _y - 1 What's the answer my dudes

For two days in a row Alvin jogged in the park he jogged for 46 min on Friday this is 19 min less than he ran on Saturday write and solve a subtraction equation to find the amount of time Alvin spent jogging on Saturday

What is true about two hypotenuses

While shopping, you see a jacket marked down 20%. If the original price of the jacket is $175, what is the sale price of the jacket

Subtract the sum of - 11ab and - 23ab from the sum of - 19ab and 7ab

Which expression is equivalent to the given expression? 3 (2a + 5) ?

Suppose Eva has 12 3/4 pounds of flour. The day's baking will require that amount. How much flour will Eva need?

mary lee purchased a stove for $370 she made a down payment of $70 nas paid $49 a month for 18 months find the total installment price of the stove