Solve the system of equations by finding the reduced row-echelon form of the augmented matrix for the system of equ2x + y + 4z = 165x – 2y + 2z = -1x+ 2y - 3z = -9

For the following geometric sequence, find the recursive formula. {-80, 20, -5, } i need : ')

Beth divided 9 ounces of her granola recipe into 4 equal-sized amounts. she placed the amounts into individual bowls. the fraction 9/4 represents the number of ounces of granola in each bowl. which other number represents the amount of granola beth has in each bowl? (a) 1 1/4 (b) 2 1/4 (c) 1 3/4 (d) 3 3/4 i need !

Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2