Which order pair is a solution of the inequality 4x – 2y > 20?
1 answer:
Let's solve for all of the ordered pairs...
A. (2,-7)
4x-2y>20
4(2)-2(-7)>20
8+14>20
22>20
True
B. (-2,-7)
4x-2y>20
4(-2)-2(-7)>20
-8+14>20
6>20
Not true
C. (-2,7)
4x-2y>20
4(-2)-2(7)>20
-8-14>20
-22>20
Not true
D. (2,7)
4x-2y>20
4(2)-2(7)>20
8-14>20
-6>20
Not true
A is the correct answer
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Answer:
the answer is the Scientific notation of 1×10^13
Answer:
1. -5 and -8
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8. 5 and -4
Step-by-step explanation:
Answer: 7,895,164 rounded to the nearest 1,000 is 7,895,000
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