ceciliagarcia29 ceciliagarcia29

31-12-2016
Mathematics

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7(z+2)-3z=44 quiero que me ayuden a resolver este problema por favor

Respuesta :

apologiabiology apologiabiology

31-12-2016

no hablo expanol

7(z+2)-3z=44
7z+14-3z=44
7z-3z+14=44
4z+14=44
-14 -14
4z+14-14=44-14
4z+0=30
4z=30
1/4 1/4
(4z)/4=30/4
(4/4)z=15/2
1z=15/2
z=15/2

z=15/2

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