Seudónimo Seudónimo

08-01-2016
Mathematics

contestada

A number decreased by 40 is the same as 14 minus 3 times the number. What is the number?

Respuesta :

Beth1309 Beth1309

08-01-2016

X-40=14-3X
4X-40=14
4X=54
X=13.5

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