2x^2+3x+a+1=0

Simple and best practice solution for 2x^2+3x+a+1=0 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 2x^2+3x+a+1=0 equation:


Simplifying
2x2 + 3x + a + 1 = 0

Reorder the terms:
1 + a + 3x + 2x2 = 0

Solving
1 + a + 3x + 2x2 = 0

Solving for variable 'a'.

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

Add '-1' to each side of the equation.
1 + a + 3x + -1 + 2x2 = 0 + -1

Reorder the terms:
1 + -1 + a + 3x + 2x2 = 0 + -1

Combine like terms: 1 + -1 = 0
0 + a + 3x + 2x2 = 0 + -1
a + 3x + 2x2 = 0 + -1

Combine like terms: 0 + -1 = -1
a + 3x + 2x2 = -1

Add '-3x' to each side of the equation.
a + 3x + -3x + 2x2 = -1 + -3x

Combine like terms: 3x + -3x = 0
a + 0 + 2x2 = -1 + -3x
a + 2x2 = -1 + -3x

Add '-2x2' to each side of the equation.
a + 2x2 + -2x2 = -1 + -3x + -2x2

Combine like terms: 2x2 + -2x2 = 0
a + 0 = -1 + -3x + -2x2
a = -1 + -3x + -2x2

Simplifying
a = -1 + -3x + -2x2

See similar equations:

| 10n-0.375=0.1n-0.365 | | 8x+6+2x-4=4x+8 | | 9=81-45 | | y=2cos(4x)-2cos(2x) | | x-3y/2=5/2, | | 9x=441 | | Sin(45-x)=cos(45+x) | | 5(3x+1)+4(2x-3)=39 | | 3.5x-9-3=x+1 | | 4(2x+1)+3(7x+4)=103 | | -8g+8g=56 | | 2(-3+5)-12=9x-3(5x+4) | | 3(1+3y)+6(2y-9)=1 | | X^2-4x-35=10 | | x+3x+2+90+2x=24+x+18+100 | | 7x-3=21-5x | | -2c+6cx-4+7cx+2x= | | 3x+7+2-8+x+5=4x+12+8 | | 4(4/3) | | 2/3x=2-1 | | 7p-11=3p+8 | | 39-4x=12-7x | | 3x+2+4x+5+7x+12=47 | | -1/2-7=18 | | 2175/6.44 | | d+5=14 | | x+1+3x+4+x+10=55 | | x^3-x-21=0 | | 15x+23=14x-32 | | 6y-(-9)y= | | 4x-6=5xv+4 | | 8(2x+9)=6 |

Equations solver categories