Answer:
B
Step-by-step explanation:
(+)x(-)=(-)
(-)x(-)=(+)
8 ^ (-2) = 1 / 64
<span>4 ^ (-3) = 1 / 64</span>
Answer:
x=5
y=2
Step-by-step explanation:
5x + 3y= 31
-6x - 3y = -36 (multiple by -3)
-x=-5
x=5
2(5)+y=12 or 25 + 3y= 31
10+y=12 3y=6
y=2 y=2
Answer:
No
Step-by-step explanation:
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