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mart [117]
3 years ago
14

To what subsets does -17 belong

Mathematics
1 answer:
Nikolay [14]3 years ago
5 0
Rational number, negative, integer
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If 2^n+2-2^n+1+2^n= C*2^n, find the value of C
maxonik [38]

Answer:

c= 1

Step-by-step explanation:

To get rid of (c) on the right side, simply divide 2^n both side. But first collect like terms on the left side so you will get 2^n + 1 which you will then simplify the like term(2^n) and you will left with c= 1.

8 0
3 years ago
Evaluating Logarithms in Exercise, evaluate the logarithm without using a calculator. See Example 8.
Korvikt [17]
7 to what power is 49? 49 is 7 squared so the answer is: 2
5 0
3 years ago
12+x=- 137 what represents x
telo118 [61]

Answer:

x=-149

Step-by-step explanation:

12+x=-137

12-12+x=-137   Subtract 12 on both sides

x=-149

7 0
3 years ago
1 + 2x = -7 + 4x i need help
alukav5142 [94]

Answer:

x=4

Step-by-step explanation:

1+2x=-7+4x

  -2x      -2x

you subtract both sides with two

1=-7+2x

+7+7

you add 7 both sides of the equation

8=2x

now you divide 8 and 2

x=4

8 0
3 years ago
Read 2 more answers
The difference between seven times a number and 9 is equal to three times the sum of the number and 2. Find the number
murzikaleks [220]

Answer:

Number:3.75

Equation:7 x-9=3(x+2)

Step-by-step explanation:

Let the number be x.

According to the question,

7 x-9=3(x+2)

7 x-9= 3 x+ 6

7 x- 3 x= 9+6

4 x= 15

x=15/4

x=3.75

If you verify the answer you will get,

11.25=11.25

Thank you!

8 0
3 years ago
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