(2y+7)(y+1)=2y^2-11

Simple and best practice solution for (2y+7)(y+1)=2y^2-11 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for (2y+7)(y+1)=2y^2-11 equation:


Simplifying
(2y + 7)(y + 1) = 2y2 + -11

Reorder the terms:
(7 + 2y)(y + 1) = 2y2 + -11

Reorder the terms:
(7 + 2y)(1 + y) = 2y2 + -11

Multiply (7 + 2y) * (1 + y)
(7(1 + y) + 2y * (1 + y)) = 2y2 + -11
((1 * 7 + y * 7) + 2y * (1 + y)) = 2y2 + -11
((7 + 7y) + 2y * (1 + y)) = 2y2 + -11
(7 + 7y + (1 * 2y + y * 2y)) = 2y2 + -11
(7 + 7y + (2y + 2y2)) = 2y2 + -11

Combine like terms: 7y + 2y = 9y
(7 + 9y + 2y2) = 2y2 + -11

Reorder the terms:
7 + 9y + 2y2 = -11 + 2y2

Add '-2y2' to each side of the equation.
7 + 9y + 2y2 + -2y2 = -11 + 2y2 + -2y2

Combine like terms: 2y2 + -2y2 = 0
7 + 9y + 0 = -11 + 2y2 + -2y2
7 + 9y = -11 + 2y2 + -2y2

Combine like terms: 2y2 + -2y2 = 0
7 + 9y = -11 + 0
7 + 9y = -11

Solving
7 + 9y = -11

Solving for variable 'y'.

Move all terms containing y to the left, all other terms to the right.

Add '-7' to each side of the equation.
7 + -7 + 9y = -11 + -7

Combine like terms: 7 + -7 = 0
0 + 9y = -11 + -7
9y = -11 + -7

Combine like terms: -11 + -7 = -18
9y = -18

Divide each side by '9'.
y = -2

Simplifying
y = -2

See similar equations:

| 2x*2y-2xy=0 | | 3(2d-9)+5d=105 | | (x+1)(x-5)=-9 | | 3v+4=1-2v | | 3sin^2x+5cosx-4=0 | | m^2+4m=-2 | | 1.096/1=5700/x | | 20/5=50/x | | 10/5=20/x | | 4+3lnx=2 | | 3x+5+4x+3=90 | | (-2-2)[8+(7+8)]=0 | | 4(9+3t)+12=-6 | | f(x-1)=x^2-5 | | -6x^2+5x+4=1 | | 5(x+2)+5=-3(x-8)-1 | | 5/6÷13/4 | | 4+8n-1=9n+19-3n | | 1-x/3 | | y^2+8x-16=0 | | x^2-5x=5x(x-1)-4x^2+1 | | 9-(3n-1)=9-4n | | 6(c-7)=5(3+c) | | 6x^2-5x-4=1 | | -8(z-3)-(2z-3)=-11z | | 8(w-2)=9+7w | | 4(n+6)=3n | | 5y+1-3y=7+y-5 | | 3z+6=6z-4z | | =(6x+4)(10x+10) | | 0.04xt=16 | | X*x+6=135 |

Equations solver categories