ndayishimiyeflo ndayishimiyeflo
  • 01-09-2017
  • Mathematics
contestada

solve the equation x^2-7=14-2x^2

Respuesta :

PZC
PZC PZC
  • 01-09-2017
x^2+2x^2=14+7
3x^2=21
x^2=7
x=±√7
Answer Link

Otras preguntas

Who has the most real power in the senate?
Pythagorean theorem problem b = 2.1, c = 2.9
You save $10 on gas every week because you take the bus to school. you have class 5 days a week. what is your average benefit per day of taking the bus to schoo
how many grams is 0.125 moles of SiO2?
A scale drawing of a square has a side length of 5 inches. The drawing has a scale of 1 in. : 7 mi. Find the actual perimeter and area of the square.
What did families do in Ancient Rome when they had no son to carry on the family name?
A chemist requires 0.450 mol na2co3 for a reaction. how many grams does this correspond to?
Potassium-40 has a half-life of 1.277 mc013-1.jpg 109 years. After 1.022 mc013-2.jpg1010 years, how much potassium-40 will remain from a 500.3-g sample? approxi
Why did president Andrew Jackson oppose the national bank?
During severe dehydration, the adrenal cortex receives two competing stimuli: high plasma osmolarity and decreased volume. in response to this, aldosterone is n