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klio [65]
3 years ago
8

NEED ANSWER FAST WILL GIVE BRAINLIEST what is −3.9 − 8.9

Mathematics
1 answer:
Morgarella [4.7K]3 years ago
6 0
Answer:
-12.8
Hope this helps! :)
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The ratio of lambs to chickens is 3:1 respectively. If
netineya [11]

Answer:

24

Step-by-step explanation:

Ratio of lambs to chickens is 3:1

So if chickens are 8 then lambs are 3 times more.

1u=8

3u=8×3

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3 years ago
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Y'all i need help immediately
adoni [48]

Answer:

Option B

Step-by-step explanation:

Don't trust answers teachers don't bother to spell correctly. Plus, finding the 100th term is very easy.

However, the explicit formula will take a long time to use, because it's explicit.

Option C is just wrong. You're supposed to multiply in the recursive formula.

Option D might be correct, but never trust those answers. Teachers do that to trip you up

3 0
3 years ago
Find the total number of diagonals in a regular nonagon.
anastassius [24]

Answer:

7

Step-by-step explanation:

number of diagonals in a regular polygon = number of sides - 2.

A nonagon is a polygon having 9 sides.

Total number of diagonals in a regular nonagon

= 9 - 2

= 7

3 0
2 years ago
Which ordered pair is the solution to the system of equations?
d1i1m1o1n [39]
\begin{cases}-3x+4y=-20\\y=x-4\end{cases}\\\\\\-3x+4(x-4)=-20\\\\-3x+4x-16=-20\\\\x-16=-20\quad|+16\\\\x-16+16=-20+16\\\\\boxed{x=-4}\\\\\\y=x-4\\\\y=-4-4\\\\\boxed{y=-8}

Answer C.
4 0
3 years ago
Demarco substitutes a value for x in the equation 2x = 4.
MA_775_DIABLO [31]

Answer:

If both sides are equal

Step-by-step explanation:

If both sides are equal and are the same in both sides of the equation, than it is a solution.

For instance, the solution for 2x = 4, is x = 2 because 2(2) = 4 is 4 = 4.

6 0
3 years ago
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