12-10-2016
Mathematics

contestada

18 more than twice a number is nine less than four times the number?

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Аноним Аноним

12-10-2016

let x is the number

2x + 18 = 9 - 4x

If solve for x
2x +4x = 9 -18
6x = -9
x = -9/6
x = -3/2

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