Matrices and Row Operations Perform the indicated row operation:
[2 -1 -4|7]
[-1 2 1|-1]
[3 4 5| 5]
R3+3R2R3
[2 -1 -4|]
[-1 2 1| -1]
[_ _ _|_]

The graph of y x3 is translated so that the point (1. 1) is moved to (1, 4). what is the equation of the new graph?

The value of x in this system of equations is 1. 3x + y = 9 y = –4x + 10 substitute the value of y in the first equation: combine like terms: apply the subtraction property of equality: apply the division property of equality: 3x + (–4x + 10) = 9 –x + 10 = 9 –x = –1 x = 1 what is the value of y?

Tim knows the volume and base area of a wooden chest that is in the shape of a rectangular prism. if the volume is 524 cubic unit and the base area is 15 square unit, what is the height of the chest? 124 unit 1124 units 112 unit 1112 units