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Contact [7]
3 years ago
9

Evaluate the expression 3x for x = 7

Mathematics
2 answers:
zavuch27 [327]3 years ago
8 0

Answer:

3(7)

the answer is 21

Step-by-step explanation:

slava [35]3 years ago
8 0

Answer:

the answer is 21.

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Math question help pleaseee!
Lemur [1.5K]
A entry terrace=(8*4)+(4*4/2)*2=48 ft2
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The area entry terrace is 48 ft2

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4 0
4 years ago
Ms. Snyder is giving a 28-question test that is made up of multiple choice questions worth 2 points each and open response quest
zlopas [31]

Answer:

x *2 + (28-x)*4 = 100

Step-by-step explanation:

Given

Total number of questions in the paper = 28

Out of these 28 questions let us say that x number of questions are of 2 points and 28-x questions are of 4 points.

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8 0
3 years ago
A HARD DRIVE COST 225,plus 40 hours per hour
meriva
Y=40x + 225
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4 0
3 years ago
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(3x 2 + 5x - 8) and (x^2-3x + 2)
Hitman42 [59]

Answer:

(3x 2 + 5x - 8) = (3x+8)(x−1)

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3 0
3 years ago
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What value of c makes this proportion true? 3/x = 15/40
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The answer to the question is B. 8
5 0
4 years ago
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