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xeze [42]
3 years ago
7

3.50x – 30 = 40 , solve this equation.

Mathematics
2 answers:
Inessa05 [86]3 years ago
5 0
X=20
Add the both sides
jarptica [38.1K]3 years ago
3 0

Answer:

x=20

Step-by-step explanation:

add the to both sides

3.5x=70

divide both sides by 3.5

x=20

<h2><em><u>xoxo, </u></em></h2><h2><em><u>your highness...</u></em></h2>
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X= 16 - 4x 3x + 4y= 8 using the system of linear equations by substitution. Help asap please
7nadin3 [17]

Answer:

x = 4.31 and y = -1.23 (to the nearest hundredth).

Step-by-step explanation:

y = 16 - 4x

3x + 4y = 8

Substitute y = 16 - 4x in the second equation:-

3x + 4(16 - 4x) = 8

3x + 64 - 16x = 8

-13x = 8 - 64 = -56

x = -56 / -1 3 = 4.308

Plugging this value into the first equation:-

y = 16 - 4(4.308)

= -1.23

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3 years ago
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ankoles [38]

Answer:

It really depends on what type of equation you are solving.

However, if you're working with an equation that contains variables, it's advised that you should get rid of the variables first before the whole numbers/integers.

Step-by-step explanation:

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3 years ago
Can someone help me answer this question
sashaice [31]

Answer:

i think ur answer is f in my mind

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3 years ago
0 × 0 + 1- 0 ÷ 1 -0 ​
seraphim [82]

Answer:

1

Step-by-step explanation:

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4 0
3 years ago
Read 2 more answers
Rosy has 16 pencils and 24 erasers. She is putting together packets that will have an equal number of pencils and erasers in eac
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