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nyandog50
27.09.2020 •
Mathematics
What is the value of 6 (x – 2) (x – 3) + 4(x - 2) (x – 5) when x = -3?
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Ответ:
340
Step-by-step explanation:Hi there !
6(x – 2)(x – 3) + 4(x - 2)(x – 5) =
replace x
= 6(-3 - 2)(- 3 - 3) + 4(-3 - 2)(-3 - 5)
= 6(-5)(-6) + 4(-5)(-8)
= 6(30) + 4(40)
= 180 + 160
= 340
Good luck !
Ответ:
-y + 1 = 0
Step-by-step explanation:
5x - 8y + 3 = 5x - 7y + 2
(5x - 5x) + (-8y + 7y) + (3 - 2) = 0
0x -y + 1 = 0