Answer:Solve this system by substitution (3 variables) brainliest answer goes to first answer and 8 points!
-x -y -z = -8
-4x +4y +5z = 7
2x+2z=4
Show steps please!
Step-by-step explanation: a-z=3-2=657u568959jb5j656856 thats the answer your welcome
Let's first break it down to the time 8 people need for one wall. That would be 10 minutes, right? If one person would have to do it in stead of 8, you'd expect him to take 80 minutes.
To paint 7 walls, he would nee 7x80 = 560 minutes. 10 people would do that 10 times faster, ie., 56 minutes.
I know puzzles like these always have a mindtrick. Did I miss anything?? ;-)
Answer:
12x^y-12
Step-by-step explanation:
Multiply 3 by 4
12x^y-4⋅3
12x^y-12
<em>The vertices of the given ellipse are Points L and </em><em>N</em><em>.</em><em>.</em><em>.</em>
