A set of data consists of the following scores: 7, 3, 9, 5, 4

For these data, compute the following value:

Σ X

Acar dealership pays you 5% commission on your first $10,000 on car sales and 8% commission on the sale amount over $10,000 if you sold a $12,000 car how much is your commission

To determine the number of deer in a forest a forest ranger tags 280 and releases them back

What is the answer to this question? i'm a bit stumped. also how do i do it? 5(x - 4) = 2(x + 5)