3 years ago

Question 6 of 10

Mathematics

1 answer:

Vinil7 [7]3 years ago

6 0

62 triangle a and 59 triangle b

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2x+1=5x-8 Solving Equations with Many or No Solutions

aliina [53]

Hello!

$\large\boxed{x = 3}$

2x + 1 = 5x - 8

Solve by subtracting both sides by 2x:

2x - 2x + 1 = 5x - 2x - 8

1 = 3x - 8

Add 8 to both sides:

1 + 8 = 3x - 8 + 8

9 = 3x

Divide both sides by 3:

9/3 = 3x/3

x = 3

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It is A. nothing, They are Equal

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Which shows the factored form of x2 – 12x – 45?

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Answer : 0 = ( x + 3)( x -15)

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Suppose you have the following recursion formula a1 = 1, a2 = 2, and an = a(n - 1)+ a(n - 2) for integers n ≥ 3. How would you d

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$\left\{\begin{array}{ccc}a_1=1\\a_2=2\\a_n=a_{n-1}+a_{n-2}&for\ n\geq3\end{array}\right\\\\a_3=a_{3-1}+a_{3-2}=a_2+a_1\to a_3=2+1=3\\\\a_4=a_{4-1}+a_{4-2}=a_3+a_2\to a_4=3+2=5\\\\a_5=a_{5-1}+a_{5-2}=a_4+a_3\to a_5=5+3=8\\\vdots$

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A store has 20% off sale on pants. With this discount the price of one pair of pants before tax is $15.20. What was the original

Y_Kistochka [10]

Answer:

<h2>Answer :</h2>

The original price is x, so 20% of x, - x, equals the sale price. You can use the equation:

x-.2x=15.20

.8x=15.20

/.8. /.8

x=19

have a nice day <3

Step-by-step explanation:

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