Brielle29palacios
Brielle29palacios Brielle29palacios
  • 15-06-2020
  • Mathematics
contestada

Solve for the following equation step by step and justify your steps when using an exponential property. PLEASE HELPP

Solve for the following equation step by step and justify your steps when using an exponential property PLEASE HELPP class=

Respuesta :

09pqr4sT
09pqr4sT 09pqr4sT
  • 15-06-2020

Answer:

[tex]x=5/7[/tex]

Step-by-step explanation:

[tex]7^{4x} =\frac{7^{5} }{7^{3x} }[/tex]

[tex]7^{4x} *7^{3x}=7^{5}[/tex]

[tex]7^{7x} =7^{5}[/tex]

[tex]7x=5[/tex]

[tex]x=5/7[/tex]

Answer Link
mhanifa
mhanifa mhanifa
  • 15-06-2020

Answer:

x=5/7

Step-by-step explanation:

  • (7ˣ)⁴= 7²*7³/7³ˣ
  • 7⁴ˣ= 7⁵⁻³ˣ
  • 4x=5-3x
  • 4x+3x=5
  • 7x=5
  • x=5/7
Answer Link

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