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masya89 [10]
4 years ago
12

The variable x represents a value in the set {4,6,7,8|, Which value of x makes 2(x-4)+3=7

Mathematics
2 answers:
Talja [164]4 years ago
3 0

Answer:

<h2>6</h2>

Step-by-step explanation:

Solve the given equation:

2(x - 4) + 3 = 7     <em>use the distributive property</em>

(2)(x) + (2)(-4) + 3 = 7

2x - 8 + 3 = 7

2x - 5 = 7         <em>add 5 to both sides</em>

2x - 5 + 5 = 7 + 5

2x = 12            <em>divide both sides by 2</em>

2x/2 = 12/2

x = 6

Blababa [14]4 years ago
3 0

Answer:

6

Solve the given equation: 2(x - 4) + 3 = 7    

Step-by-step explanation:

use the distributive property (2)(x) + (2)(-4) + 3 = 72x - 8 + 3 = 72x - 5 = 7         add 5 to both sides 2x - 5 + 5 = 7 + 52x = 12            

divide both sides by 22x/2 = 12/2

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What does 2x-y^3 equal?
dimaraw [331]

Answer: it is 2x-y^3 because you can't simplify it anymore

6 0
3 years ago
Find the length of each side of the polygon for the given perimeter.<br> P = 48
Vaselesa [24]

Answer:

The top is 5

The right side is 5

The bottom is 2x = 2*5 = 10

The left is 5-2 = 3

Step-by-step explanation:

The perimeter is the sum of the sides

x+x+ 2x + x-2 = 23

Combine like terms

5x-2 = 23

Add 2 to each side

5x-2+2 = 23+2

5x = 25

Divide each side

5x/5 = 25/5

x = 5

The top is 5

The right side is 5

The bottom is 2x = 2*5 = 10

The left is 5-2 = 3

6 0
4 years ago
Richard took a trip from Montreal to Vancouver, a distance of 2,937.67 miles. John went from Chicago to Denver, a distance of 1,
Radda [10]

use photomath it helps a lot

4 0
3 years ago
Erin Thompson agreed to purchase a house for $97,900. Hoover Mortgage is willing to lend her
Solnce55 [7]
$2,697 is correct :)


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8 0
3 years ago
(1+i)^2(x+yi)=4+5i<br> Solve for x and y
faust18 [17]

Answer:

x = 5/2

y = -2

Step-by-step explanation:

(1+i)² (x+yi) = 4+5i

(1+2i+i²)(x+yi) = 4+5i

(1+2i-1)(x+yi) = 4+5i

2i(x+yi) = 4+5i

2i²y + 2xi = 4+5i

-2y + 2xi = 4 + 5i

By comparing both sides,

-2y = 4

y = -2,

2x = 5

x = 5/2

7 0
2 years ago
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