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Andersondan71 Andersondan71
  • 15-02-2015
  • Mathematics
Answered

The sum of six times a number and 8 is equal to five times the number

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luana
luana luana
  • 15-02-2015

\(x-\ number\\\\ 6x+8=4x \ \ \ \ | subtract\ 4x\\\\ 2x+8=0\ \ \ | subtract\ 8\\\\ 2x=-8\ \ \ | divide\ by\ 2\\\\ x=-4\\\\ Number\ is\ -4.\)

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apologiabiology
apologiabiology apologiabiology
  • 16-02-2015

the sum of 6 itmes a numbber (6 times x or 6x) and 8 (8) (6x+8) is equal to (=) 5 times the number (5x)

6x+8=5x
subtract 5x form both sides
6x-5x+8=5x-5x
x(6-5)+8=x(5+5)
x(1)+8=x(0)
x+8=0
subtract 8 from both sides
x=-8

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