princeton
18.10.2019 •
Mathematics
3. combine terms: 123a + 26b -4b – 16a.
(a) 4a + 22b,
(b) -28a + 30b,
(c) -4a + 22b,
(d) 28a + 30b.
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Ответ:
C) -4a+22b because u add 12a ➕-16a and u get negative 4 then u mines 26b-4b and u get 22
Step-by-step explanation:
Ответ:
2(x-7)<=40
First, I will distribute the two. I will get 2x-14<=40. Then I will add 14 to both sides, getting 2x<=54. Next, I will divide2 by both sides and my answer will be x<=27.