Which equation is an identity?

3w + 8 - w = 4w - 2 (w - 4)

-3y + 3 = - 3y - 6

9 - (2v + 3) = - 2v - 6

7m - 5 = 8m + 7 - m

Jack spent three fourths of an hour biking and five six an hour jogging afterwards he swam for one eighth of an hour how much time did jack exercise before he went swimming

K+3/4k-2 x (12k^2-2k-4) a. 3 (k+3) / 3k+2 b. 3 (k+3) (2k-1) / 2 this is wrong c. (k+3) (3k+2) d. (3k+1) (2k+3)

If company's equity is 340,000 and liabilities are 195,000 what is the value of the company's assets

How to turn a decimal that only has one number repeating into a fraction?

Your company prepares and distributes frozen foods. The package claims a net weight of 24.5 ounces. A random sample of today's production was weighted, and the results were summarized as follows: average=24.41 ounces; standard deviation=0.11 ounce.

What is the greatest common factor of 20 and 32?

How many 0.6 L glasses can you fill up with a 4.5 L pitcher?

Solve y=1/4x+5 y=2x-9

How can i be math teacher when i grow up?

What are the possible degrees for the polynomial function