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lesya692 [45]
3 years ago
7

7x - 5 = 2x - 15 5x + 2 = 4x - 1 3 - X = 4x + 13 16 - 2x = 5x + 9 3X + 5 = 2x + 7

Mathematics
1 answer:
serious [3.7K]3 years ago
8 0

Answer:

5x- 10

20x=5

3= 17x

25-10x

6x=12

Step-by-step explanation:

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Step-by-step explanation:

a−(6a−(5a−8))

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On your last math quiz, you got 15
dlinn [17]

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Which of the following is a valid conclusion based on the given argument?
Marysya12 [62]

Answer:

Given that x=5, when we substitute in 5 for 2x + 3 = 13, the equation will turn out to be true.

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6 0
2 years ago
Read 2 more answers
Given the function f(x)=4|x-5|+3 for what values of x is f(x)=15
Andreyy89

Answer:

  {2, 8}

Step-by-step explanation:

We want to find x for ...

  15 = 4|x -5| +3

  12 = 4|x -5| . . . . subtract 3

  3 = |x -5| . . . . . . divide by 4

  ±3 = x -5 . . . . . . show the meaning of absolute value

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3 0
3 years ago
3. The following sequence shows the number of pushups Kendall did each week, starting with her first week of exercising: 6, 18,
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{{{ THE BOLDED CHARACTERS SHOULD BE SMALL. }}}

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_________________________________________

RECURSIVE RULE: r = 3

an = a(n - 1) × r       [formula]

ANSWER: an = a(n - 1) × 3

_________________________________________

ITERIATIVE RULE: r = 3, a1 = 6

an = a1 × r^(n - 1)       [formula] [ ^(n-1) is an exponent]

ANSWER: an = 6 × 3^(n - 1)

4 0
2 years ago
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