Answer:
x=-4 and y=10
Step-by-step explanation:
Use the second equation to make y=x+6
sub y=x+6 into the first equation
-x-2*(x+6)=0
-x-2x-12=0
-3x-12=0
3x=-12
x=-4
Now sub x=-4 into the second equation
-(-4)+y=6
y=6+4
y=10
The answer is 0
I took the test and got it right i hope this helps someone
Answer:
=7x
Step-by-step explanation:
2,205 hours a year.
245 days a year.
Answer:
Side = 16 cm, side = 9 cm, side = 8 cm
Step-by-step explanation:
Side = 16 cm, side = 9 cm, side = 8 cm
