Answer:
2
Step-by-step explanation:
Substitute y=2x in the first equation into the second.
The second equation then becomes;
x = -(2x)+6
x = -2x+6
Collectiing like terms, more -2x to the left,
x+2x =6
3x=6
x=
x= 2
Looks like this
Everything in one picture
Answer:
B
Step-by-step explanation:
45-45-90
find hypotenuse: leg × root 2
C or A could be the answer
Answer:
The answer is D
Step-by-step explanation:
I did it on edg