Jawaban:
6.) 7x + 1
7.) a.) x = -7
b.) x = 19
Penjelasan dengan langkah-langkah:
6.)
= 10x - 5 - 3x + 6
= 10x - 3x -5 + 6
= 7x + 1
7.)
a.)
-2x + 3x = 9 - 16
x = -7
b.)
3x + 11 = 2x + 24 + 6
3x - 2x = 24 + 6 - 11
x = 19
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Jawaban:
6.) 7x + 1
7.) a.) x = -7
b.) x = 19
Penjelasan dengan langkah-langkah:
6.)
= 10x - 5 - 3x + 6
= 10x - 3x -5 + 6
= 7x + 1
7.)
a.)
-2x + 3x = 9 - 16
x = -7
b.)
3x + 11 = 2x + 24 + 6
3x - 2x = 24 + 6 - 11
x = 19