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jd
6-2x=12
-2x= 12-6
x=-3
b. tanda =nya g kelihatan
c. /3 sm /2 nya ×6 semuanya
jd
2 (2x-3) + 3 (4x+4) = 6 (2x+3)
4x-6 +12x+12= 12x +18
16x +6 = 12x+18
16x-12x = 18-6
4x= 12
x=3