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Zielflug [23.3K]
3 years ago
15

Solve 5(x+6)+x=x+45 what are the points?

Mathematics
2 answers:
FinnZ [79.3K]3 years ago
5 0

Answer:

x=3

Step-by-step explanation:

Step 1: Simplify both sides of the equation.

5(x+6)+x=x+45

(5)(x)+(5)(6)+x=x+45(Distribute)

5x+30+x=x+45

(5x+x)+(30)=x+45(Combine Like Terms)

6x+30=x+45

6x+30=x+45

Step 2: Subtract x from both sides.

6x+30−x=x+45−x

5x+30=45

Step 3: Subtract 30 from both sides.

5x+30−30=45−30

5x=15

Step 4: Divide both sides by 5.

5x /5 = 15 /5

x=3

Bezzdna [24]3 years ago
5 0

Answer:

hey are we not friends anymore

Step-by-step explanation:

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How would I solve this?
trasher [3.6K]

You had the right idea using the Pythagorean theorem to solve for b.

Problem is for that triangle to work, the 5 and the 2√2 would have to switch places. The length of a leg cannot be larger than the length of the hypotenuse for it to truly be a right triangle.

Pythagorean theorem only works for the right triangles. Only way to "solve this problem would be to bring in complex numbers.

5² + b² = (2√2)²

25 + b² = 2²(√2)²

25 + b² = 4(2)

25 + b² = 8

b² = 8 - 25

b² = - 17

b = √-17

b= (√17i)

Then the problem with THIS is a measurement/distance cannot be negative... which goes against exactly what that complex number i is.

8 0
3 years ago
What’s an equation of the line that is parralel
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3 0
4 years ago
A large drink casts 50 cents more than a small drink. Write an expression for the total costs of small drinks and 3 large drinks
Alexeev081 [22]
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c=s +3l

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5 0
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Read 2 more answers
Suppose the mean percentage in Algebra 2B is 70% and the standard deviation is 8% What percentage of students receive between a
LUCKY_DIMON [66]

Answer:

49.87

Step-by-step explanation:

Normal Probability Distribution:

Problems of normal distributions can be solved using the z-score formula.

In a set with mean \mu and standard deviation \sigma, the z-score of a measure X is given by:

Z = \frac{X - \mu}{\sigma}

The Z-score measures how many standard deviations the measure is from the mean. After finding the Z-score, we look at the z-score table and find the p-value associated with this z-score. This p-value is the probability that the value of the measure is smaller than X, that is, the percentile of X. Subtracting 1 by the p-value, we get the probability that the value of the measure is greater than X.

Suppose the mean percentage in Algebra 2B is 70% and the standard deviation is 8%.

This means that \mu = 70, \sigma = 8

What percentage of students receive between a 70% and 94%

The proportion is the p-value of Z when X = 94 subtracted by the p-value of Z when X = 70. So

X = 94

Z = \frac{X - \mu}{\sigma}

Z = \frac{94 - 70}{8}

Z = 3

Z = 3 has a p-value of 0.9987.

X = 70

Z = \frac{X - \mu}{\sigma}

Z = \frac{70 - 70}{8}

Z = 0

Z = 0 has a p-value of 0.5.

0.9987 - 0.5 = 0.4987.

0.4987*100% = 49.87%.

So the percentage is 49.87%, and the answer, without the percent sign, is 49.87.

8 0
4 years ago
The city of Austin has a bridge that is famous for housing the largest urban bat colony in the
Rama09 [41]

Answer:

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Step-by-Step Explanation

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3 0
3 years ago
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