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OlgaM077 [116]
3 years ago
5

Please Help On These 3 Questions . I will reward brainliest!

Mathematics
2 answers:
Oliga [24]3 years ago
7 0
There can be 1,2, or 3 variables .
there is always an x variable.
Luden [163]3 years ago
4 0
In my opinion, id say A and B
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find a number such that 8 times the number is 36 greater than the opposite of the number. Explain also please. ♥
lukranit [14]
Let's turn this sentence into an equation:

8n = -n + 36

Then solve:

9n = 36 => n=4
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A. y = 4x - 8
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the product of 7 and a number increased by 3 is equal to twice the number subtracted from 39 find the number
Vanyuwa [196]
Say x is the number

7x +3 = 39 -2x
Add 2x to each side
9x +3 =39
Subtract 3 from each side 
9x =36
Divide by 9 on each side
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Hope this helped
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3.375 is your answer
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