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joja [24]
3 years ago
13

What is 12x-3+2x+13 equivalent to

Mathematics
2 answers:
storchak [24]3 years ago
7 0

Answer:

2(7x+5)

Step-by-step explanation:

Sonbull [250]3 years ago
7 0

Answer:

14x+10

Step-by-step explanation:

12x-3+2x+13

12x+2x+10

14x+10

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A2. Find the rational number whose decimal expansion is 0.3344444...
Vladimir79 [104]

Answer:

\large\boxed{0.334444...=\dfrac{301}{900}}

Step-by-step explanation:

x=0.334444...\qquad\text{multiply both sides by 100}\\\\100x=33.4444...\qquad\text{multiply both sides by 10}\\\\1000x=334.4444...\qquad\text{subtract}\ 100x\ \text{from}\ 1000x\\\\1000x-100x=334.4444...-33.4444...\\\\900x=301\qquad\text{divide both sides by 900}\\\\x=\dfrac{301}{900}

7 0
3 years ago
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A musician plans to perform 4 selections. In how many ways can she arrange the musical selections?
kari74 [83]

Answer:

The answer is 24 in my opinion

Step-by-step explanation:

1)1 2 3 4

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3)1 3 2 4

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5)1 4 3 2

6)1 4 2 3

  • Just multiply the 4 with 6 then you get the answer. Hope this is correct.
4 0
3 years ago
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The lowest point in Japan is Hachiro­gata (elevation  ­4m), and the highest point is Mount Fuji (elevation 3,776  m).  What is t
cestrela7 [59]
Elevation of Mount Fuji is: 3776 m
Elevation of Hachirogata: -4m
Difference between them is:
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3780m.
8 0
4 years ago
Need help please and thank you ​
Dennis_Churaev [7]

a) 35 = 40% x 'x'

b)  35 / 40% = x

= 87.5

6 0
3 years ago
I need help it’s math
Afina-wow [57]
42.4. area of first is 24+ 7 (area of figure b) + area of c
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