Simplify:

(3x3+5x2-9x-2) - (2x3+3x2-x-3) ?

A. x3+8x2-8x+1

B. x3+8x2-10x-5

C. x3+2x2-8x+1

D. x3+2x2-10x+1

2. Write three ratios that are equivalent to the one given: The ratio of right-handed students to left-handed students is 18:4

Less common denominators for 7/10 2/5

What standard deviation below the mean of normal young adults equals osteoporosis?

Anthony wants to give every student in his class the same number of erasers. There are 126 erasers in his pencil case and 6 students in his class. How many erasers do thay each get?

What is 0.3 in a fraction? what is 1/5 in a decimal?

Person A opens an IRA at age 25, contributes $2000/yr for 10 years, but makes no additional contributions thereafter. Person B waits until age 35 to open an IRA and contributes $2000/yr for 30 years.

The sum of two numbers, a and b, is 12. the first number, a, is 8 more than the second number.

5.) Everything after "of" in percentage problems is what? A.) Part B.) Whole C.) Percent

3 (x + 3) - 3 = 46 - 2x x =

Explain how the associative property of addition is similar tho the associative property of multiplication