a^2-14a+3=-3

Simple and best practice solution for a^2-14a+3=-3 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^2-14a+3=-3 equation:


Simplifying
a2 + -14a + 3 = -3

Reorder the terms:
3 + -14a + a2 = -3

Solving
3 + -14a + a2 = -3

Solving for variable 'a'.

Reorder the terms:
3 + 3 + -14a + a2 = -3 + 3

Combine like terms: 3 + 3 = 6
6 + -14a + a2 = -3 + 3

Combine like terms: -3 + 3 = 0
6 + -14a + a2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-6' to each side of the equation.
6 + -14a + -6 + a2 = 0 + -6

Reorder the terms:
6 + -6 + -14a + a2 = 0 + -6

Combine like terms: 6 + -6 = 0
0 + -14a + a2 = 0 + -6
-14a + a2 = 0 + -6

Combine like terms: 0 + -6 = -6
-14a + a2 = -6

The a term is -14a.  Take half its coefficient (-7).
Square it (49) and add it to both sides.

Add '49' to each side of the equation.
-14a + 49 + a2 = -6 + 49

Reorder the terms:
49 + -14a + a2 = -6 + 49

Combine like terms: -6 + 49 = 43
49 + -14a + a2 = 43

Factor a perfect square on the left side:
(a + -7)(a + -7) = 43

Calculate the square root of the right side: 6.557438524

Break this problem into two subproblems by setting 
(a + -7) equal to 6.557438524 and -6.557438524.

Subproblem 1

a + -7 = 6.557438524 Simplifying a + -7 = 6.557438524 Reorder the terms: -7 + a = 6.557438524 Solving -7 + a = 6.557438524 Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 7 + a = 6.557438524 + 7 Combine like terms: -7 + 7 = 0 0 + a = 6.557438524 + 7 a = 6.557438524 + 7 Combine like terms: 6.557438524 + 7 = 13.557438524 a = 13.557438524 Simplifying a = 13.557438524

Subproblem 2

a + -7 = -6.557438524 Simplifying a + -7 = -6.557438524 Reorder the terms: -7 + a = -6.557438524 Solving -7 + a = -6.557438524 Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 7 + a = -6.557438524 + 7 Combine like terms: -7 + 7 = 0 0 + a = -6.557438524 + 7 a = -6.557438524 + 7 Combine like terms: -6.557438524 + 7 = 0.442561476 a = 0.442561476 Simplifying a = 0.442561476

Solution

The solution to the problem is based on the solutions from the subproblems. a = {13.557438524, 0.442561476}

See similar equations:

| 3(x+4)-13= | | w-4=-12-3w | | (5c+4)(c-8)=0 | | 0.5(5x+9)=9.5 | | (9p-5.2)/4=9.95 | | 210/(2/3) | | 6.2(x+2)=22.32 | | 35x-3=123 | | 210/2/3 | | 2x+1+(x+3)= | | 12x^3+16x-28x=0 | | 0.13x+14.95=0.39x-15 | | s+2x=2x+6 | | (4b^3)/2b-1 | | -n=60 | | 3(x+5)=x+2x-3 | | 4y=y-1-3 | | 795=x(6592) | | 7-11=2x+6x-3x | | 327=x(6592) | | 4x-(3x+5)=x-5 | | 2/7(42-m)+2(m-34)=88 | | x^2+4x+21= | | p/-5+6/1=5 | | 1898=x(6592) | | 6x=12-4y | | 3t+3(1-y)-y=-6 | | 7/20=x/100 | | 2=w/2 | | 95-2x=7-9x | | -3(-4+2z)=7z | | 512=x(6592) |

Equations solver categories