Q
Sederhanakanlah.
1. (3 -4x) +(-2x -5 )
[tex] \sf \: 2.)( \frac{2}{3} a + 2) + (\frac{4}{3} a - 7)[/tex]
Notes :wkw
Sederhanakanlah.
1. (3 -4x) +(-2x -5 )
[tex] \sf \: 2.)( \frac{2}{3} a + 2) + (\frac{4}{3} a - 7)[/tex]
Notes :wkw

Penjelasan dengan langkah-langkah:
= (3 -4x) +(-2x -5 )
= 3 - 4x - 2x - 5
= 3 - 5 - 4x - 2x
= -2 - 6x
___
[tex]\sf \: 2.)( \frac{2}{3} a + 2) + (\frac{4}{3} a - 7[/tex]
= 2/3a + 2 + 4/3a - 7
= 2/3a + 4/3a + 2 - 7
= 6/3a - 5
= 2a - 5
Penjelasan dengan langkah-langkah:
(3 -4x) +(-2x -5 )
3 - 4x + (-2x) - 5
3 - 5 - 4x + (-2x)
-2 - 6x
(2/3a + 2) + (4/3a - 7)
2/3a + 2 + 4/3a - 7
2/3a + 4/3a+ 2 - 7
6/3a - 7
2a - 7
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