Answer:
(-60/11,111/11)
Step-by-step explanation:
Solving simultaneously, 4x - 3y=6
-3(6x + y=42)
then it becomes, 4x - 3y=6
-18x - 3y= 126 subtracting the two equations,
22x= -120, x= -60/11 and y = 111/11
B
70^2 -30^2=5184
square root answer to get 72
Answer:
23
Step-by-step explanation:
is the answer to the problem