tolong jawab yang benar
Jawaban:
x = 2/3
a. 1/2 x + 5/6
1/2 × 2/3 + 5/6
2/6 + 5/6
7/6
b. 11 - 3x + 1/3
= 11 - 3× 2/3 + 1/3
= 11 - 6/3 + 1/3
= 11/1 - 6/3 + 1/3
= 33/3 - 6/3 + 1/3
= 28/3 atau 9 1/3
c. x² + 5
= 2/3 × 2/3 + 5
= 4/9 + 5/1
= 4/9 + 14/9
= 18/9
= 2
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