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cupoosta [38]
3 years ago
6

How to work this problem must show work. n-2

Mathematics
1 answer:
Leona [35]3 years ago
3 0
I am only guessing that you mean:

(n-2)/-3<7  if so, multiply both sides by -3 (and reverse the direction of the inequality sign because of negative mulitplication!)

n-2>-21  add 2 to both sides

n>-19
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At a county concert the ratio of the number of boys to the number of girls is 2:7 if there are 250 more girls than boys how many
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8 0
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Can I please help me with this question
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3 0
3 years ago
PLEASE HELP ME IM NOT GOOD AT MATH
zhannawk [14.2K]

Answer:

14

Step-by-step explanation:

There are 3 even and 3 odd sides meaning its a 50/50 chance for either to happen each time you roll. This means half of the results are expected to be odd and even.

8 0
2 years ago
(8–9a)a=−40+(6–3a)(6+3a)
elena-14-01-66 [18.8K]

Answer:

a=-0.5

Step-by-step explanation:

Distributive property for left side, difference of squares for right side.

8a-9a^2=-40+36-9a^2

-9a^2 cancels out

8a=-4

a=-0.5

8 0
4 years ago
Read 2 more answers
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