Find all integer numbers n, such that 1+2+3 + ... + n is divisible by 5

The length of each side of the square is decreased by 2 inches, so the perimeter is now 48 inches. What was the original length of each side of the square

When you buy homeowner's insurance, as with any other insurance, you get a document that tells what the insurance premium is and what the insurance covers in detail so that all coverage questions can be understood by the insurer and the insured.

Which expression can be modeled using the number line?

12 / 24 is equal to? / 72

What operation is use first to solve this equation 2x+5=10

Write the quadratic function in standard form 9. y = (x + 1) ^2 - 8

jane and jill were simplifying the expression (2x2+x) + 2 (-x2+*) and obtained different answers. who is right and why?

Is Vi-cos = - sin true? If so, in which quadrants does angle terminate?

Given that you roll a fair six sided die, what is the possibility that you roll an odd number? 0 1/6 1/3 (My answer) 1/2 1

Each student in Ms. Conroy's class has a box of 48 markers. There are 23 students in the class. Lisa and Eva wrote the expressions below to find how many markers there are in all