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Talja [164]
3 years ago
15

If x-5=16, then x-21 What are the statements and reasons?

Mathematics
1 answer:
ArbitrLikvidat [17]3 years ago
5 0

x=21 is the correct answer.

Further explanation:

In order to solve a linear equation, the variable has to be isolated on one side of the equation. Then the properties of equality are used to isolate the variable in the equation.

Given Equation is:

x-5 = 16

Addition property of equality states that if one number is added to right side of the equation, then it must be added to the left side of the equation too.

So, applying the property, adding 5 on both sides

x-5+5 = 16+5\\x = 21

Hence, x =21

Keywords: Addition, Properties of equations, linear equations

Learn more about linear equations at:

  • brainly.com/question/1804734
  • brainly.com/question/3945600

#LearnwithBrainly

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7 0
3 years ago
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A curve passes through the point (0, 5) and has the property that the slope of the curve at every point P is twice the y-coordin
Anit [1.1K]

Answer:

y=5e^{2x}

Step-by-step explanation:

Let (x,y) represents a point P on the curve,

So, the slope of the curve at point P = \frac{dy}{dx}

According to the question,

\frac{dy}{dx}=2y

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Integrating both sides,

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ln y=2x+ln C

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ln(\frac{y}{C})=2x

\frac{y}{C}=e^{2x}

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Since, the curve is passing through the point (0, 5),

5=Ce^{0}\implies C=5

Hence, the required equation of the curve is,

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3 years ago
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