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
It would be 1284 divided by 9 and then u round it which is 1284 / 9 =142.666 which can be rounded up to 140 or 143
4/5+3/5 = 7/5 = 1.4
3.5X5 = 17.5
1.4 + 17.5 = 18.9 = 18 9/10
Answer:
x=62
Step-by-step explanation:
152-90(because of the right angle)
the 28 is a red herring
