hayley6 hayley6

01-09-2016
Mathematics

contestada

two thirds a number plus 4 is 7

Respuesta :

ryannthompson ryannthompson

01-09-2016

2/3x +4=7

-4 -4

3x2/3x=3x3

2x=9

2x/2=9/2

x=4.5

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