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Reika [66]
3 years ago
7

HELP 25 points each!!!!!!!!!!! plzzzzz

Mathematics
2 answers:
Alisiya [41]3 years ago
8 0
4 + 3x = 12
3x = 12 - 4
3x = 8
x = 8/3
x = 2,6 grams
OverLord2011 [107]3 years ago
4 0

Answer:

x=8/3

Step-by-step explanation:

3x+4=12

3x =12_4

3x =8

x =8/3

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Eleven times the quotient of a number and 3 minus 15
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Answer:

\frac{11x}{3}  - 15

Step-by-step explanation:

We want to write an algebraic expression that represents the statement;

"eleven times the quotient of a number and 3 minus 15"

Let x be the number;

The quotient of a number and 3 is

\frac{x}{3}

eleven times the quotient of a number and 3 minus 15 is

11 \times  \frac{x}{3}  - 15

This simplifies to:

\frac{11x}{3}  - 15

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Natalka [10]

Answer:

y = -6x + 6

Step-by-step explanation:

The general equation of a line is

y = mx + b

where m is the slope and b is the y-intercept

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Mathematically, when two lines are perpendicular, the product of their slopes is -1

1/6 * m2 = -1

m2 = -6

So we have the equation as;

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6 0
3 years ago
Dwayne is trying to find the fraction represented by the repeating decimal 0.5. He completes the three steps shown:
elena-14-01-66 [18.8K]

Answer:

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Step-by-step explanation:

<u>Three steps given end with: </u>

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<u>Correct answer option:</u>

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6 0
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4 <= x + 4 <= 12

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Answer:

2(3x2 + 6x - 10) + 2(3x + 5)

Step-by-step explanation:

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