aliyahxxo38 aliyahxxo38
  • 30-08-2018
  • Mathematics
contestada

Find three consecutive integers such that twice the greatest integer is 2 less than 3 times the least integer.

Respuesta :

jcherry99
jcherry99 jcherry99
  • 06-09-2018

Givens

Let the first integer = x

Let the second integer = x + 1

Let the third integer = x + 2

Equations

2(x + 2) = 3x - 2 Remove the brackets

Solve

2x + 4 = 3x - 2     Subtract 2x from both sides.

4 = 3x - 2x - 2  

4 = x - 2                Add 2 to both sides

4 + 2 = x

x = 6

Answer

The smallest integer is 6

The middle one is 7

The largest one is 8

Check

2*8 = 16

3*6 - 2 = 16 They check.

Answer Link

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