What is the solution to the following system of equations?

y = - x2 - 5x - 4

y = - x2 + 9x - 18

Dr cheeks tries to run at least 45 rotation on her hamster wheel each week she has already run 6 rotation. which inequality shows how many rotations

What's 14 divided by 96

Erica knits 18 squares on Monday and ahe knits 7 more squares each day from Tuesday through Thursday. How many squares did Erica knit all by the end of tge day on Thursday

The formula l PRT where l - Interest, P principal, R rate, and T time is used to calculate the amount of simple interest earned. Solve this formula for T.

Find the lateral area of a cone with a radius of 7 ft. and a slant height of 13 ft use 3.14 for

A forest ranger in a 120ft observation tower sees a fire. The angle of depression to the fire is 10 What is the horizontal distance between the tower and the fire

Write in scientific notation 0.0042 A. 42x10^-2 B. 4.2x10^-4 C. 4.2x10^-3 D ...42x10^-4

Use factoring to solve this x^2-4x-12=0

The amazon rainforest covered 6.42 million square kilometers in 1994. In 2014, it covered 50/59 as much. Which is closest to the area of the amazon forest in 2014? A. 6.4 million km2 B. 5.4 million km2 C. 4.4 million km2 D. 3.4 million km2 E. 2.

In june 2005, Peter mailed a package from his local post office in Fayetteville North Carolina to a friend in Radford, virginia for $2.07. the first class rate at the time was $0.23 per ounce.