katara2 katara2
  • 01-03-2017
  • Mathematics
contestada

solve for y (y+2)^2=2y^2+14y+28

Respuesta :

sdmatera
sdmatera sdmatera
  • 01-03-2017
y=-6 and -4

y^2+4y+4=2y^2+14y+28
0=y^2+10y+24
0=(y+6)(y+4)
y=-6     y=-4
Answer Link

Otras preguntas

Which statement correctly compares the body’s energy storage molecules?.
The WTO represents more than 95% of the world's trade. True or false
As steel replaced iron, people also began looking for new fuels. Which of the following fuels became popular in the late nineteenth century? A. wood B. petroleu
X+3y=5 -2x-6y=-10 Solve using elimination
what is the slope-intercept form for the equation y-10=3/5(x-5)
what is 1/4 of a turn
What rights did egyptian women have?
Please help! Sarai uses 4 cm3 of face wash each night. The cylindrical container of face wash is 10 cm tall and has a diameter of 5 cm. The container is half em
What is the approximate volume of a cylinder with a diameter of 14 meters and a height of 10 meters? Use 3.14 for pi. A. 219.8 m3 B. 439.6 m3 C. 1538.6 m3 D
what is 3/4 of a turn or of 360 degrees??