heyarbae
heyarbae heyarbae
  • 22-09-2018
  • Mathematics
contestada

can someone help me work this problem?[tex]\sqrt{2} +8=x+4[/tex]

Respuesta :

Kamikazeminem
Kamikazeminem Kamikazeminem
  • 22-09-2018
[tex] \sqrt{2x} + 8 = x + 4 \\ \sqrt{2x} =x - 4 \\ 2x = {x}^{2} - 8x + 16 \\ {x}^{2} - 10x + 16 = 0 \\ - (x - 2)(x - 8) = 0 \\ x = 8[/tex]
Answer Link

Otras preguntas

can she buy enough packs ?
Please answer any of these thanks !
What type of conic section is given by the equation 4x^2+9y^2=36? What are its domain and range?
Based on the suffix, -ant, what does the word “defiant” mean?
What are all the perfect squares between 50 and 150?
Help plz. What Does "All Roads Lead to Rome" Mean?
can she buy enough packs ?
why were the northern states not concerned about losing state power?
A sequence has an initial value of 10 and each term is twice the previous.  Which function models this sequence?1. a(n)=10(2)"n2. a(n)=10(2)n-13. a(n)=10+2n4. a
To make concrete it takes 8 parts crushed gravel, 7 parts water and 5 parts cement mix. A worker needs to make 220kg of concrete. How much crushed gravel, water