Penjelasan dengan langkah-langkah:
a, 5x – 3x
=(5-3)x=2x
6. 9 + 4x – 1
=(9-1)+4x=8+4x=x+2
C. 4x – 8x + 12
=(4-8)x+12=-4x+12=x+3
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Penjelasan dengan langkah-langkah:
a, 5x – 3x
=(5-3)x=2x
6. 9 + 4x – 1
=(9-1)+4x=8+4x=x+2
C. 4x – 8x + 12
=(4-8)x+12=-4x+12=x+3
A. 5x-3x
=2x
B.9+4x-1
Sub :4x-1-9
=4x-10
C.4x-8x+12
=-4x+12