Відповідь:
0,75
Пояснення:
36 * (14x + 9) = 72 * (10.5 - x)
504x + 324 = 756 - 72x
504x + 72x=756 - 324
576x = 432
х=3/4=0,75
[tex]36 \times (14x + 9) = 72 \times (10.5 - x) \\ \\ 504 x + 324 = 756 - 72x \\ \\ 504x + 72x = 756 - 324 \\ \\ 576x = 432 \\ \\ x = \frac{432}{576} \\ \\ x = \frac{3}{4} [/tex]
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Answers & Comments
Відповідь:
0,75
Пояснення:
36 * (14x + 9) = 72 * (10.5 - x)
504x + 324 = 756 - 72x
504x + 72x=756 - 324
576x = 432
х=3/4=0,75
[tex]36 \times (14x + 9) = 72 \times (10.5 - x) \\ \\ 504 x + 324 = 756 - 72x \\ \\ 504x + 72x = 756 - 324 \\ \\ 576x = 432 \\ \\ x = \frac{432}{576} \\ \\ x = \frac{3}{4} [/tex]