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5+9+13+...+49 find the sum ( 324) how do you get the answer?

Homework Help: The Gauss Jordan Method?

how to divide the following mentally without a calculator: (4×10^−4)÷(8×10^−6)?

How do I solve and then simplify this math problem: http://i.imgur.com/3bq58Ra.png?

The difference between a number and six is less than or equal to -2. Find the possible numbers.?

Solve the inequality. Write the solution set in interval notation. 9x + 7 ≥ 5x + 3x?

Factorise 3+2x-x^2 please!?

MATH HELP ASAP?

solve this math 60+60×0+1?

what is (48-12)/3?

x+y+z=5 x+y=6 y+z=4 In the solution of the equations above, y=? A.1 B.2 C.3 D.4 E.5?

The sum of the first n positive odd integers is 64. Find n?

Help me please?

The value of the expression?

Which shows the equation below written in standard form?

which of the following is the equation of a line that passes through the point (1,4) and is parallel to the x-axis A.x=4 B.x=1 C.y=1 D.y=4?

Show that 1/(5x^2-13x-6) - 1/(x^2 -9= Ax + B/(x-3)(x+3)(5x+2) and find the value of A and B?

Quadratic equations? 3x^2-12×+(n-5)=0 equal roots find n?

Which name do you like better?

what is: +51 + (−50) + (+49) + (−48)?

what does 80 grams convert to ounces?

how many meters in 60ft?

who can solve this x4-144=0?

1 pint is equal to how many ml.?

if I travel at 32km for 10km how long will it take?

8 1/2 minus 3 5/8?

Maths question!?

What does x+x equal?

math help please EXPLAIN?

The length of a rectangle is twice it's width. The perimeter is 36cm? Solve? Best answer avaliable?

Please help me to solve this question. Thanks.?

solve by splitting the term 4x^2+7x-2 cheers:)?

From 8:40pm to 12:40am is how many hours?

factorise this: x^2-4x+5=0?

At the market, bananas cost $2.76 for 4lbs = .69 cents per pound. If the average banana weighs 5 ounces, how much are you paying for ....?

Homework Question?

Please help me thank you! 1. (xyz+10)^2?

if you have to put 2 teaspoons to 24 ounces how many teaspoons would you put in a gallon?

When f(x)=4 (x+2)/(x-3)?

The expression (4x-1)(x^2-x+3) can be written as which of the following?

represent 1.494949......in the form of p/q?

Complete the square of: 2x^2-10x=-8?

sum of 2 positive integers is 52 and lcm is 168.then the numbers are?

Melanie had 82 dollars to spend on 7 books. After buying them she had 12 dollars. How much did each book cost?

How many corners does a dice have?

Simplify the complex fraction (x/x+2)/(1/x+1/x+2)?

How do you solve this maths problem?

What is 17/8 as a whole number?

How many hours will 7:30am to 12:30pm be?

2z^3-6z^2/z^2-3z?