Which expression is equivalent to the given expression?
(10c6d+5)(20–5d4)

Fiona and her friends are playing a game by guessing where a coin will land when it is randomly dropped inside the square shown below. fiona guesses that the coin is likely to land in the blue area. which explains whether or not fiona is correct and why?

What are the solutions to the equation 4x2+3x=24-x

Why is it so easy to buy on impulse and overspend with a credit card? what could you do to counteract this tendency?