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The sum of three consecutive even integers is 126. Let x represent the first integer, x + 2 represent the second integer, and x + 4 represent the third integer. Which equation can be used to find the first integer?


3x = 2x + 6

3x + 126 = 2x + 6

2x + 6 = 126

3x + 6 = 126

Respuesta :

FifthE
x = 1x
1x + 1x+ 2 +1x + 4 = 126
rearrange
1x+1x+1x+2+4=126
3x+6=126

3x +6=126

Answer:

[tex]3x+6=126[/tex]

Step-by-step explanation:

Let x represent the first even integer

Let x + 2 represent the second even integer

Let x + 4 represent the third even integer

Now we are given that The sum of three consecutive even integers is 126.

ATQ

[tex]x+x+2+x+4=126[/tex]

[tex]3x+6=126[/tex]

So, Option D is correct.

So, equation can be used to find the first integer is [tex]3x+6=126[/tex]