ax^2-4x+9=0

Simple and best practice solution for ax^2-4x+9=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 ax^2-4x+9=0 equation:


Simplifying
ax2 + -4x + 9 = 0

Reorder the terms:
9 + ax2 + -4x = 0

Solving
9 + ax2 + -4x = 0

Solving for variable 'a'.

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

Add '-9' to each side of the equation.
9 + ax2 + -9 + -4x = 0 + -9

Reorder the terms:
9 + -9 + ax2 + -4x = 0 + -9

Combine like terms: 9 + -9 = 0
0 + ax2 + -4x = 0 + -9
ax2 + -4x = 0 + -9

Combine like terms: 0 + -9 = -9
ax2 + -4x = -9

Add '4x' to each side of the equation.
ax2 + -4x + 4x = -9 + 4x

Combine like terms: -4x + 4x = 0
ax2 + 0 = -9 + 4x
ax2 = -9 + 4x

Divide each side by 'x2'.
a = -9x-2 + 4x-1

Simplifying
a = -9x-2 + 4x-1

See similar equations:

| x^2-kx+144=0 | | 3=19-4t | | 33=6x+9 | | 3x+y+25=180 | | 7=12-5 | | 2-2+5x=5x | | -2x+8=7x-28 | | g(x)=-x^3+4x | | 9-10j=-11-8j | | 15-3e=6 | | -3/4+2/5x=7/20x-1/2 | | 4x+7=4x+31+3x | | s-4+6n=s-7+5n | | 4(7-2x)=9 | | 10a+10(5a-3)= | | 4a=a-1 | | 2.4=3c-0.6 | | 4+6n=5n+7 | | 91=10d+31 | | (Y-7)=2(x-4) | | 21(2x-x)+12x=44 | | 3a+10a= | | x+4=-1.5x-3.5 | | 4x-4+35x=-5x+40 | | 1/2x+3=2/3x+1 | | .80x+.05(12-x)=.10(141) | | 11x-2x+64=11x+24 | | 4-7x=2(X+3) | | 4(7-2y)=9 | | 74-2x=86-3x | | =65m+117n+65 | | -3=3w-9 |

Equations solver categories