Tentukan Hp dari; (a). 4×+5=5×-2 (b). 6×-1>x-7
Matematika
yolla57
Pertanyaan
Tentukan Hp dari; (a). 4×+5=5×-2 (b). 6×-1>x-7
1 Jawaban
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1. Jawaban 18Navillera
A.
4x + 5 = 5x - 2
5x - 4x = 5 + 2
x = 7
Hp = {7}
B.
6x - 1 > x - 7
6x - x > -7 + 1
5x > -6
x > -6/5
Hp = {x > -6/5}