Simplify the expression

2/5y - 4 + 7 - 9/10y

Is it possible for a rectangle to be a three dimensional figure and it can be a prism or pyramid

What is seven and three over eight minus two and five over eight

How to find decreasing value

Mireille needs to cut 24in of ribbon for each of the 12 girls in her dance class. How many yards of ribbon will she need altogether?

There are 2 rabbit 5 dogs 3 horse and 1 2 goats what is the ratio from dog, goat, rabbit, horse

Choose the expression that represents the indicated composition. f (x) = 10x g (x) = x - 3 (f º g) (x) = ? 10x - 30 10x - 3 10x2 - 30 10x2 - 30x

How many solutions are there to this equation in 5 (x+10) - 25=5x+25?

How do you find the two numbers Factor equation is between 10 and the quotient of 787 divided by 2

A stock investment went up $25/%$ in 2006. Starting at this increased value, what percent would it have to go down in 2007 to be back to its original price at the beginning of 2006?

What is the value of negative X2 minus 4X - 11 X equals - 3