teaopi

for each mathematical statement below determine if it's always, sometimes, or never true. a. |m-n| = |m| - |n| b. b + (-b) = 0

Evaluate the expressions when x = 1/2 and y = -3. 1. -4xy -4 * .5 * -3 = 6 2. 6x - 3y 6(.5) - 3(-3) 3. -5y + 8x + 1 -5(-3) + 8(.5) + 1 = 20 4. -x^2 - y + 2 -0.5^2 - (-3) + 2 = 4.75 5. 2x + 4 (x + .5) + 7 2(.5) + 4 (-3 + .5) + 7 = -2 6. 2(4x - 1)^2 - 3 2(4...

1. a rectangle has side lengths (x + 5) meters and (2x - 1) meters. write an expression in simplest form that represents the perimeter of the rectangle. my answer is 6x + 4 2. find the sum and difference: 2(3x - 4) + (2x - 5) = 8x - 13 2(3x - 4) - (2x - 5...

1. what equation represents the following word sentence? the quotient of a number b and 0.3 equals negative 10 i think it's b/0.3 = -10 2. which equation is equivalent to the following equation? -3/4x + 1/8 = -3/8 a. -3/4x = -3/8 - 1/8 b. -3/4x = -3/8 + 1...

thanks

Yes, nuclear fusion is when two atoms are fusing together.

No one is going to write an entire paragraph for you. Specify what exactly you need help with or show me what you've written so far.

Area = length * width 15 * 10 = 150 If the width is less than 10, the length would be greater than 15.

Re-posting your question is just going to get you the same answer as before. I'm willing to help you, but what exactly do you need help with? Do you need help understanding what you've read or what the prompt is asking you to do?

Abby ='(

Can someone please help?