Jawabanmu

2014-03-30T11:33:45+07:00
A. x=y 3a-5 = 40 3a = 40+5 3a = 45 a = 45/3 = 15 b. x=y 5a - 8 = 3a + 62 5a- 3a = 62+8 2a = 70 a =70/2 = 35
maaf tulisannya berantakan. soalnya nulisnya di hp
ENGGK PAPA KOK
2014-03-30T12:54:25+07:00
a. x=y 3a-5 = 40 3a = 40+5 3a = 45 a = 45/3 = 15 b. x=y 5a - 8 = 3a + 62 5a- 3a = 62+8 2a = 70 a =70/2 = 35