yahirvaladez4
yahirvaladez4
25-09-2017
Mathematics
contestada
please help 13(3+2x)−1=10
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magistercollege
magistercollege
25-09-2017
13(3+2x)-1=10
[add 1 to both sides] 13(3+2x)=11
[divide by 13] (3+2x)=11/13
[subtract 3] 2x=11/13-3
[simplify fraction] 2x= 11/13-39/13
2x=-28/13
[divide by 2]
x= -
14/13
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toratiger0204owjtef
toratiger0204owjtef
26-09-2017
The Answer Is x = 15
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