staru214 staru214
  • 10-11-2021
  • Mathematics
contestada

3x^2-17x=56. What is x?

Respuesta :

Аноним Аноним
  • 10-11-2021

Answer:

[tex]x=-\frac{7}{3} \\x=8[/tex]

Step-by-step explanation:

[tex]3x^2-17x=56[/tex]

[tex]3x^2-17x-56=0\\[/tex]

[tex]3x^2+7x-24x-56=0[/tex]

[tex]x(3x+7)-8(3x+7)=0[/tex]

[tex](3x+7)(x-8)=0[/tex]

[tex]x=-\frac{7}{3} \\x=8[/tex]

Hope this is helpful.

Answer Link

Otras preguntas

How long does it take to change a flat plain into mountains?
how many grams of NH3 can be prepared from 85.5 grams of N2 and 17.3 grams of H2 ?
What is the other name for artificial kidney?
what happens when limestone is heated
what is the resistance of an ideal ammeter voltmeter ?
how many grams of NH3 can be prepared from 85.5 grams of N2 and 17.3 grams of H2 ?
define: primary and secondary coils
define the term volt.
Why evaporation are called surface phenomenon?
how many grams of NH3 can be prepared from 85.5 grams of N2 and 17.3 grams of H2 ?