1. 10x+2>12x-12= 2. 5x-2(2x+1)<12=
Matematika
wida92
Pertanyaan
1. 10x+2>12x-12=
2. 5x-2(2x+1)<12=
2. 5x-2(2x+1)<12=
1 Jawaban
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1. Jawaban AgusSapdiman
1) 10x + 2 > 12x -12
10x - 12x > -12 - 2
-2x > -14
x > -14/-2
x > 7
2) 5x - 2 ( 2x + 1 ) < 12
5x - 4x - 2 < 12
x < 12 + 2
x < 14
^_^