Answer:
5/8
Step-by-step explanation:
Two correct answers:
9 + x
x + 9
Or you can say
x - -9
or
9 - -x
Answer:
the answer is
Step-by-step explanation:
There are more students in biology than students in geometry.
Answer:
no estoy segura como se debe responder
1 (x + 2y = -20) ----> x*2y= -20
-1 (x + 3y = -27) ----> x-3y= 27
(0) x + (-1) y = 7
