x=x^2+18x+80

Simple and best practice solution for x=x^2+18x+80 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^2+18x+80 equation:


Simplifying
x = x2 + 18x + 80

Reorder the terms:
x = 80 + 18x + x2

Solving
x = 80 + 18x + x2

Solving for variable 'x'.

Reorder the terms:
-80 + x + -18x + -1x2 = 80 + 18x + x2 + -80 + -18x + -1x2

Combine like terms: x + -18x = -17x
-80 + -17x + -1x2 = 80 + 18x + x2 + -80 + -18x + -1x2

Reorder the terms:
-80 + -17x + -1x2 = 80 + -80 + 18x + -18x + x2 + -1x2

Combine like terms: 80 + -80 = 0
-80 + -17x + -1x2 = 0 + 18x + -18x + x2 + -1x2
-80 + -17x + -1x2 = 18x + -18x + x2 + -1x2

Combine like terms: 18x + -18x = 0
-80 + -17x + -1x2 = 0 + x2 + -1x2
-80 + -17x + -1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
-80 + -17x + -1x2 = 0

Factor out the Greatest Common Factor (GCF), '-1'.
-1(80 + 17x + x2) = 0

Ignore the factor -1.

Subproblem 1

Set the factor '(80 + 17x + x2)' equal to zero and attempt to solve: Simplifying 80 + 17x + x2 = 0 Solving 80 + 17x + x2 = 0 Begin completing the square. Move the constant term to the right: Add '-80' to each side of the equation. 80 + 17x + -80 + x2 = 0 + -80 Reorder the terms: 80 + -80 + 17x + x2 = 0 + -80 Combine like terms: 80 + -80 = 0 0 + 17x + x2 = 0 + -80 17x + x2 = 0 + -80 Combine like terms: 0 + -80 = -80 17x + x2 = -80 The x term is 17x. Take half its coefficient (8.5). Square it (72.25) and add it to both sides. Add '72.25' to each side of the equation. 17x + 72.25 + x2 = -80 + 72.25 Reorder the terms: 72.25 + 17x + x2 = -80 + 72.25 Combine like terms: -80 + 72.25 = -7.75 72.25 + 17x + x2 = -7.75 Factor a perfect square on the left side: (x + 8.5)(x + 8.5) = -7.75 Can't calculate square root of the right side. The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.

See similar equations:

| 4x+9=167 | | g(x)=-4x^2+12x-9 | | 4cos^2(2x)-2=0 | | x^2+3x=27 | | y=-16x^2+24x+1.2 | | X^2-4x=40 | | -17=5x-3 | | y=-16x^2+24x+.3 | | x(x)+5x+24=0 | | 2x+26=10 | | 7.2x-2.8=11.6 | | y=ln(5x^8) | | 4(7-6x)=-184 | | -19=7(2v+5) | | 6x-6=2(x-4)+x | | 2x-136=-12x+16 | | 5=10x+5 | | 2x+y+yi=5+4i | | -3(x-14)+6x= | | -2x+42=-18+x | | 4x-1+9x+6=-3x-9 | | (1+x^2)dy+y^2dx=0 | | 4x^2-16x=o | | x+35=0 | | -4+3y=-17 | | 3(6)+6y=12 | | 5(-6)+4y=-2 | | 4(2x-1)+5=9x+1 | | 0+50-60-60= | | -10(-4)+8y=-16 | | (2x-3)(x+8)=z | | 7(-7)+8y=7 |

Equations solver categories