I need an equation for:

You sell brownies for 3 dollars each. You sold 12 more this week than last. Altogether, you made 84 dollars. How many brownies did you sell each week?

F (x) = x2-5, g (x) = 15-x, find (f+g) (-6)

Given f (x) = - x + 5, solve for a when f (x) = - 10.

20% as a fraction in simplest form

There are 5 banks called A, B, C, D and E. Each bank is running out of money and they can each take money from one bank but they also have to give money to another.

What is the answer to 739 rounded to the nearest hundred is

Simplify 5^3/5^7 leaving your answer in index form.

Mia has $25-dollar iTunes gift card. So she buys her favorite album for 9:50 and wants to use the remaining money on the card to buy individual songs, which cost $1.25 each. Write and solve an equation to find the number of songs Mia can buy.

The 40,595 residents of a city earned a total of $1,730,849,015 in 2005. What was the per capita income, in dollars per person, for 2005?

What is 22.89 rounded to the nearest whole number

Identify each function as a constant, direct variation, absolute value, or greatest Integra function h (x) = |x+3| A. Constant function B. Direct variation function C. Absolute value function D. Greatest integer function