Jawaban:
[tex]mencari \: nilai \: x \\ x + 3x + 5 + x = 90 \\ 5x = 90 - 5 \\ 5x = 85 \\ x = \frac{85}{5} \\ x = 17[/tex]
[tex] < dac = 3x + 5 \\ = ( 3 \times 17) + 5 \\ = 51 + 5 \\ = 56[/tex]
[tex] < dab = 3x + 5 + x \\ = 4x + 5 \\ = (4 \times 17) + 5 \\ = 68 + 5 \\ = 73[/tex]
[tex] < eac =x + 3x + 5 \\ = 4x + 5 \\ = (4 \times 17) + 5 \\ = 68 + 5 \\ = 73[/tex]
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Verified answer
Jawaban:
[tex]mencari \: nilai \: x \\ x + 3x + 5 + x = 90 \\ 5x = 90 - 5 \\ 5x = 85 \\ x = \frac{85}{5} \\ x = 17[/tex]
[tex] < dac = 3x + 5 \\ = ( 3 \times 17) + 5 \\ = 51 + 5 \\ = 56[/tex]
[tex] < dab = 3x + 5 + x \\ = 4x + 5 \\ = (4 \times 17) + 5 \\ = 68 + 5 \\ = 73[/tex]
[tex] < eac =x + 3x + 5 \\ = 4x + 5 \\ = (4 \times 17) + 5 \\ = 68 + 5 \\ = 73[/tex]
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