harleycochran2ovyt3n
14.07.2020 •
Mathematics
Simplify the following expression. 7d – 9 – 6d – 4
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Ответ:
d - 13.
Step-by-step explanation:
7d – 9 – 6d – 4
= 7d - 6d - 9 - 4
= (7 - 6)d - 13
= 1d - 13
= d - 13
Hope this helps!
Ответ:
D) P(x) = -23
Step-by-step explanation:
Substitute 2 for x:
1 - 2(2)^2-3(2)^2+4(2)
Exponent
1-2(4)-3(8)+4(2)
Multiply
1-8-24+8
Combine like terms
-23
Hope it helps <3