-9-(-12)=-9+12=3
-9-12=-9+(-12)=-21
Answer:
13. x = 4
14. x = -16
15. x = 11
Step-by-step explanation:
Answer:
The first and third is correct.
Step-by-step explanation:
I'm not a expert but I know its right.
<span>In geometry , “Line” is defined as a set of points arranged in a straight pattern. A line has only length; no width.
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A because we all know the intersection of sin is always in (0,0) but in this case it is different
