dowaptheseller937
dowaptheseller937 dowaptheseller937
  • 25-02-2020
  • Mathematics
contestada

Which shows the equation below written in standard form?
9-7x = (4x-3)2 + 5

Respuesta :

MalakYaqoot
MalakYaqoot MalakYaqoot
  • 30-12-2020

Answer:

[tex]x = \frac{2}{3} [/tex]

Step-by-step explanation:

[tex]9 - 7x = (4x - 3)2 + 5[/tex]

[tex]9 - 7x = (4x \times 2 - 3 \times 2 )+ 5[/tex]

[tex]9 - 7x = 8x - 6 + 5[/tex]

[tex]9 + 6 - 5 = 8x + 7x[/tex]

[tex]10 = 15x[/tex]

[tex] \frac{10}{15} = \frac{15x}{15} [/tex]

[tex]x = \frac{10 \div 5}{15 \div 3} [/tex]

[tex]x = \frac{2}{3} [/tex]

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