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
-19/15
you multiply boh sides by the other denomonater
-10 and -9
15 15
Answer: (not enough information) Is there a picture that goes along with the problem?
Step-by-step explanation:
She should chose the $9 because it is cheaper ;)
