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tensa zangetsu [6.8K]
4 years ago
8

What is the solution to the following equation? (4 points) 2(3x − 7) + 18 = 10

Mathematics
2 answers:
konstantin123 [22]4 years ago
7 0

Rearrange:

Rearrange the equation by subtracting what is to the right of the equal sign from both sides of the equation :

2*(3*x-7)+18-(10)=0

Step by step solution :

Step 1 :

Equation at the end of step 1 :

(2 • (3x - 7) + 18) - 10 = 0

Step 2 :

Step 3 :

Pulling out like terms :

3.1 Pull out like factors :

6x - 6 = 6 • (x - 1)

Equation at the end of step 3 :

6 • (x - 1) = 0

Step 4 :

Equations which are never true :

4.1 Solve : 6 = 0

This equation has no solution.

A a non-zero constant never equals zero.

Solving a Single Variable Equation :

4.2 Solve : x-1 = 0

Add 1 to both sides of the equation :

x = 1

One solution was found :

x = 1

gavmur [86]4 years ago
3 0

Answer:

x = 1

Step-by-step explanation:

Given

2(3x - 7) + 18 = 10 ← subtract 18 from both sides

2(3x - 7) = - 8 ← divide both sides by 2

3x - 7 = - 4 ← add 7 to both sides

3x = 3 ← divide both sides by 3

x = 1

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Write the first four terms of a sequence given the recursive rule below:
777dan777 [17]

Answer:

The first four terms of the sequence is : A)   7, 17, 37, 77.

Step-by-step explanation:

The given function f(n) = 2 x  f(n − 1) + 3

Also, f(1)= 7

<u>FOR n= 2</u>

f(2) = 2 x f(2-1) + 3  = 2 x f(1)  + 3

      = (2 x 7) + 3 = 14 + 3 = 17

⇒f(2) = 17

<u>FOR n= 3</u>

f(3) = 2 x f(3-1) + 3  = 2 x f(2)  + 3

      = (2 x 17) + 3 = 34 + 3 = 37

⇒f(3) = 37

<u>FOR n= 4</u>

f(4) = 2 x f(4-1) + 3  = 2 x f(3)  + 3

      = (2 x 37) + 3 = 74 + 3 = 77

⇒f(4) =77

So, the first four terms of the sequence are 7, 17, 37, 77.

A) is the correct option.

5 0
3 years ago
The ratio of the measures of the sides of a triangle is 9:7:3 if the perimeter of the triangle is 266 inches, find the length of
Readme [11.4K]
Hey there,

Answer:
9 : 7 : 3
Total units = 19 units
19 u = 266 inches
1 u = 266 / 19
      = 14 inches
Shortest side = 3 u
3 u = 14 x 3 
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Hope this helps :D

<em>~Top♥</em>

3 0
4 years ago
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Answer:

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Step-by-step explanation:

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3 years ago
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How do I solve this?
Vladimir [108]

Answer:

No Solution

Step-by-step explanation:

There is no solution because the sq.root of -32 is a imaginary number, you can't have a square root of a negative number.

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3 years ago
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The answer would be $100. Equation is 2(m+20)=240.

Hope this helped you.

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3 years ago
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