dezireacoleman dezireacoleman

10-11-2017
Mathematics

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one number is 1 less than a second number. twice the second number is 26 more than 4 times the first number. find the two numbers

Respuesta :

JulieMullie JulieMullie

14-11-2017

Let x= second number
x-1= first number
2x= 4(x-1) + 26
2x= 4x -4 + 26
2x -4x= 22
-2x= 22
(-1)(-2x)=22(-1)
2x= -22
x=-11 (second number)
-11-1= -12 (first number)

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