Use substitution to solve the system equation.

n=3m-11

2m+3n=0

Which statements correctly use the properties of exponents to simplify? Check all that apply. a. (xy^2) ^2 = x^2 y^4 b. x^3x^3 = x6 c. 3y^-2 = 3/y^2 d. 2 (x^2) ^3 = 8x^6 e. - x^2 (-x^3) = - x^6

Simplify: (7x2 - 8x - 4) + (-2x2 + 3x + 5) + (5x2 - 10x - 8) 10x2 + 15x - 7 10x2 + 5x - 7 10x2 - 15x - 7 10x2 - 15x - 9

Akash has already spent 4 minutes on the phone, and he expects to spend 1 more minute with every phone call he routes. In all, how many phone calls does Akash have to route to spend a total of 37 minutes on the phone?

4+6-3:7 how do i get 1 for the answer

Find the limit of sin (ax) / tan (bx) as x approaches 0.

In a recent year the total sales at restaurant a were 25000 more than at restaurant b. total sales at the two stores were 550,000,000. what were the sales for the year at each store?

7 pencils and for 9 dollars what is the rate and unit rate

35% of what number is 32?

What is the formula for finding the average number of calls between two cities

When two systems of equations share a line, what does that mean?