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Zarrin [17]
3 years ago
8

Please, I need help with my homework. I not asking anybody to do it, but I need help for it.

Mathematics
1 answer:
jenyasd209 [6]3 years ago
4 0

Answer:

1) x = -2

Step-by-step explanation:

1) x + 7 + x + 11 = 14

 2x + 18 = 14

        2x = 14 - 18

     2x =  -4

       x = -4/2 = -2

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Which figures are polygons
Tatiana [17]
The answer is A. A, D the reason being, is because polygons have sides C, and B have no sides so we can eliminate those immediately.
5 0
3 years ago
Juliet deposited $9,000 into her savings account. The bank offers 2% interest. She invests her money for 6 months. How much mone
frutty [35]

Answer:

9,000 ×(1+0.02)^6

Step-by-step explanation:

put that in yer calculator

5 0
2 years ago
The set of natural numbers x that satisfy x + 8 = 5
Maksim231197 [3]

Answer:

The set of natural numbers can be denoted as: {} (null set) because no natural number will satisfy the given equation.

Step-by-step explanation:

Given equation:

x+8=5

To find the set of natural numbers that satisfies the above equation.

Solution:

In order to find the set of solutions for the equation, we will solve it for x

We have:

x+8=5

Subtracting both sides by 8.

x+8-8=5-8

∴ x=-3

Thus, we get only one solution for x that satisfies the given equation but it is not a natural number. -3 is an integer.

Set of natural numbers {1,2,3,4,5,6........}

Thus, we can say the set of natural numbers that satisfies the equation is a null set {}.

8 0
3 years ago
If j(x) = x4 - 81, and k(x) = x + 3 then j(x) k(x) =
Bad White [126]
Hi there!
The question here is asking us to multiply two functions together - j(x) and k(x). First, we need to determine the expressions for j(x) and k(x). Since this is given, we can move straight onto multiplying the two functions together, which will give us our answer.
j(x) × k(x)
Substitute expressions - 
(x⁴ - 81)(x + 3)
Simplify - 
(x⁴ - 81)(x + 3)
x⁵ + 3x⁴ - 81x - 243
Therefore, the answer is x⁵ + 3x⁴ - 81x - 243. Hope this helped!
8 0
4 years ago
Read 2 more answers
Step by step equation please.. -24+w+8=4
brilliants [131]
First combine like terms. Add -24 and 8.

You end up with -16+w=4

Now, move 16 by doing the opposite to both sides.

w=20
7 0
3 years ago
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