nayellisoto15
30.07.2019 •
Mathematics
Do at least one! a) find two numbers, if … their sum is 3 and their difference is 21 b) find 2 numbers, if their sum is −7 and their difference is 14
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Ответ:
12 + (-9) = 3
12 - (-9) = 21
.
b) i think there is no right answer here ?
:)
Ответ:
B. (1,7)
Step-by-step explanation:
Answer is B. (1,7)
If x = 1 then
y > 1 + 5
7 > 6