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RUDIKE [14]
3 years ago
15

8n+2=18? Show Your Work.

Mathematics
2 answers:
Yuri [45]3 years ago
7 0
18 - 2 = 16
8n = 16
Divide
N = 2
Katarina [22]3 years ago
3 0
N=2
Because 8x2=16+2
=18
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HELP
Sonbull [250]

Answer:

A. 121 ⇒ III. 11

B. 64 ⇒ II. 4 and IV. 8

C. 27 ⇒ I. 3

D. 125 ⇒ V. 5

E. 16 ⇒ II. 4

Step-by-step explanation:

Let us find the correct answer

∵ 121 = 11 × 11

∴ The square root 121 is 11

∴ A. 121 ⇒ III. 11

∵ 64 = 8 × 8

∴ The square root of 64 is 8

∵ 64 = 4 × 4 × 4

∴ The cube root of 64 is 4

∴ B. 64 ⇒ II. 4 and IV. 8

∵ 27 = 3 × 3 × 3

∴ The cube root of 27 is 3

∴ C. 27 ⇒ I. 3

∵ 125 = 5 × 5 × 5

∴ The cube root of 125 is 5

∴ D. 125 ⇒ V. 5

∵ 16 = 4 × 4

∴ The square root of 16 is 4

∴ E. 16 ⇒ II. 4

5 0
3 years ago
Mateo was training for a triathlon (a multisport race which includes 1.5 km swim, 40 km bike ride and a 10 km run). His speed fo
Anna007 [38]

Answer:

swimming: 0,75h

biking: 1,6h

running: 1h

Step-by-step explanation:

5 0
3 years ago
'Quiz: Math Review Quiz
pentagon [3]

Answer:

The tax rate is 4.3%

Step-by-step explanation:

First, we have to assume $2.79 is 100%. We know that x% equals 0.12 of the output value. Now we have two simple equations: 100%=2.79 and x%=0.12.

Then, 100%/x%=2.27/0.12 and that gives us 4.3%!

Hope this helps.

8 0
3 years ago
Suppose that J and K are points on the number line. If JK=12 lies at 3 , where could K be located? If there are several location
zmey [24]

Answer:

15, -9

Step-by-step explanation:

It is given that J and K are points on the number line. J lies at 3 and JK=12.

We kneed to find the location of K.

A number line is a straight line with numbers placed at equal intervals and extended infinitely in any direction.

If K lies on the left side of J then the location of K is

3 + 12 = 15

If K lies on the right side of J then the location of K is

3 - 12 = -9

The locations of K are defined by the below number.

Therefore the locations of K are 15 and -9.

8 0
3 years ago
How do I simplify this expression
sergij07 [2.7K]
You have to put 2 to the power of five. than multiply both exponents by 5 so 3x5 then 2x5. So your answer should be 32 exponent of 15 than x with an exponent of 10.
3 0
3 years ago
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