sharcade5189 sharcade5189
  • 12-05-2021
  • Mathematics
contestada

Square root 9x+7 + square root2x=7

Respuesta :

jacedominic81 jacedominic81
  • 12-05-2021

Answer:

x=2

Step-by-step explanation:

[tex]\sqrt{9x+7\\} +\sqrt{2x}=7\\\\*By removing the roots you get\\\\ 49x^2-588x+1764=392x\\solve for x\\x=2 x=18\\x=18 is incorrect\\x=2 is the answer[/tex]

Answer Link

Otras preguntas

What are two ways in which all living things are similar at the molecular level.
a scientist is mixing a chemical solution for an experiment. The solution contains 3/8 ounce of a chemical and 1/6 ounce saline solution. What is the unit rate
Graph this equation 3x-y=3
Please Factor: 900 - 1 =
Explain briefly why metals are good conductors of electricity
Who commissioned the building of the berlin wall? a. joseph stalin b. harry truman c. john f. kennedy d. nikita khrushchev user: what was the first major c
Even though the "elastic clause" gives the Congress the power to pass all laws considered "necessary and proper," which of the following legally protects the pe
The contour interval of a topographic map is 25 feet. How many contour lines will be drawn between sea level and an elevation of 150 feet? A. 3 B. 4 C. 5 D.
How did the 1896 philippine revolution affect the present lives of the filipino people?
What are the opportunity costs of safety features for consumers and manufacturers?