a. 4-3{x-1)=6x+1 b. 1-{2x-3(5+4x)}=156
Matematika
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Pertanyaan
a. 4-3{x-1)=6x+1
b. 1-{2x-3(5+4x)}=156
b. 1-{2x-3(5+4x)}=156
1 Jawaban
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1. Jawaban gracesitompul02
A. 4 - 3x + 1 = 6x + 1
-3x - 6x = 1 - 4 - 1
-9x = -4
x = 4/9
B. 1 - [2x - 15 - 12x] = 156
1 - 2x + 15 + 12x = 156
10 x = 150
x = 15