a^2=8a-16

Simple and best practice solution for a^2=8a-16 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 a^2=8a-16 equation:


Simplifying
a2 = 8a + -16

Reorder the terms:
a2 = -16 + 8a

Solving
a2 = -16 + 8a

Solving for variable 'a'.

Reorder the terms:
16 + -8a + a2 = -16 + 8a + 16 + -8a

Reorder the terms:
16 + -8a + a2 = -16 + 16 + 8a + -8a

Combine like terms: -16 + 16 = 0
16 + -8a + a2 = 0 + 8a + -8a
16 + -8a + a2 = 8a + -8a

Combine like terms: 8a + -8a = 0
16 + -8a + a2 = 0

Factor a trinomial.
(4 + -1a)(4 + -1a) = 0

Subproblem 1

Set the factor '(4 + -1a)' equal to zero and attempt to solve: Simplifying 4 + -1a = 0 Solving 4 + -1a = 0 Move all terms containing a to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -1a = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1a = 0 + -4 -1a = 0 + -4 Combine like terms: 0 + -4 = -4 -1a = -4 Divide each side by '-1'. a = 4 Simplifying a = 4

Subproblem 2

Set the factor '(4 + -1a)' equal to zero and attempt to solve: Simplifying 4 + -1a = 0 Solving 4 + -1a = 0 Move all terms containing a to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -1a = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1a = 0 + -4 -1a = 0 + -4 Combine like terms: 0 + -4 = -4 -1a = -4 Divide each side by '-1'. a = 4 Simplifying a = 4

Solution

a = {4, 4}

See similar equations:

| log(3x+25)=2 | | x(x)(x-3)=14000 | | ln(x)+ln(9x)=4 | | 2+0.5y= | | 14=.08x+30 | | 8+3c= | | 2x+-3=4x-5 | | x^3(x^2-3)=14000 | | 3(4x-2)=-6+12x | | 15+18x=19.50 | | 55+10x=20+15x | | 2x+3y+10=180 | | 8+x*4=4 | | x^2+y^2+6x-14y-12=0 | | (y-4)=7(2y+1) | | -2(x-1)=24 | | 8x+9=5x+42 | | 8x+60=4x+88 | | 49p^2-16=0 | | 20=b-7 | | 3b-23+b=33-38b+3 | | 5k^2+5k+3= | | ln(x^2)-ln(x+2)=0 | | 6+2h=24 | | -52=8+-5n | | 5k^2+5k-3= | | 4e-18=-10 | | 5x^2-2-12=0 | | -2n+3=33 | | 2x+4=n | | 17m+12=-6m^2 | | 40w+60=500 |

Equations solver categories