x(x-4)=x^2+3x+4

Simple and best practice solution for x(x-4)=x^2+3x+4 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 x(x-4)=x^2+3x+4 equation:


Simplifying
x(x + -4) = x2 + 3x + 4

Reorder the terms:
x(-4 + x) = x2 + 3x + 4
(-4 * x + x * x) = x2 + 3x + 4
(-4x + x2) = x2 + 3x + 4

Reorder the terms:
-4x + x2 = 4 + 3x + x2

Add '-1x2' to each side of the equation.
-4x + x2 + -1x2 = 4 + 3x + x2 + -1x2

Combine like terms: x2 + -1x2 = 0
-4x + 0 = 4 + 3x + x2 + -1x2
-4x = 4 + 3x + x2 + -1x2

Combine like terms: x2 + -1x2 = 0
-4x = 4 + 3x + 0
-4x = 4 + 3x

Solving
-4x = 4 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
-4x + -3x = 4 + 3x + -3x

Combine like terms: -4x + -3x = -7x
-7x = 4 + 3x + -3x

Combine like terms: 3x + -3x = 0
-7x = 4 + 0
-7x = 4

Divide each side by '-7'.
x = -0.5714285714

Simplifying
x = -0.5714285714

See similar equations:

| 2(p-7.5)-4=3 | | 0-7x=-21 | | 4x^2=2-3x | | w=2in | | 15(5.25+3.1x)=-6.2(2.5x+1.9) | | 0.1428571429(x+2)=7 | | 7(2p+11)=14p+7 | | -2x^3+3x^2+12x+2=0 | | l=3.25in | | A-4=a+(-4) | | 18x^2+84x-5790=0 | | 1.7r+8=1.4r+23 | | (8x-12+3x)-(9x+7-11x)+(9x+8)= | | x^2-13x+4=0 | | 2(4x-3)=4 | | 8-3t=4t-20 | | x^2+x^2+14x+49=65 | | 14-3(+5-12)=1-(20t+1) | | 21=6-2.3-2.7 | | x^2+2x-6=5 | | 5x^2+8x+80=0 | | 3x+2=22-8 | | -6x^2+6x+12=0 | | -25-3x=-6x+32 | | (3y+5)(y+6)=-2(3y+5) | | 5(x+4)+-2=2X | | 25x^2+40x+400=0 | | -x/2-9=-16 | | x^2-6x+63=0 | | 4y-3(y-6)+5=8 | | 6=40x | | x+2x=6x+11 |

Equations solver categories