Help asap! for a quiz 1) x+y+z=9
-2x+y+2z=3
x-4y-z=2

2) 2x-4y=-4
3x-y=4

3) -3x+2y+5z=-10
-x-2y+3z=6
2x-y-z=4

4) 2x+3y-z=9
-2x-y+2z=2
x+y-2z=3

5) y=7-x
x+3y=7

Given the equation y − 4 = three fourths(x + 8) in point-slope form, identify the equation of the same line in standard form. −three fourthsx + y = 10 3x − 4y = −40 y = three fourthsx + 12 y = three fourthsx + 10

Segment an is an altitude of right δabc with a right angle at a. if ab = 2, squared 5 in and nc = 1 in, find bn, an, ac.

The amount of data left on the cell phone six gb for 81.5 gb of data is used how much data is available at the beginning of the cycle