a^2-14a=-40

Simple and best practice solution for a^2-14a=-40 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=-40 equation:


Simplifying
a2 + -14a = -40

Reorder the terms:
-14a + a2 = -40

Solving
-14a + a2 = -40

Solving for variable 'a'.

Reorder the terms:
40 + -14a + a2 = -40 + 40

Combine like terms: -40 + 40 = 0
40 + -14a + a2 = 0

Factor a trinomial.
(4 + -1a)(10 + -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 '(10 + -1a)' equal to zero and attempt to solve: Simplifying 10 + -1a = 0 Solving 10 + -1a = 0 Move all terms containing a to the left, all other terms to the right. Add '-10' to each side of the equation. 10 + -10 + -1a = 0 + -10 Combine like terms: 10 + -10 = 0 0 + -1a = 0 + -10 -1a = 0 + -10 Combine like terms: 0 + -10 = -10 -1a = -10 Divide each side by '-1'. a = 10 Simplifying a = 10

Solution

a = {4, 10}

See similar equations:

| X-20-3x=-4x-3-1 | | 3+x^2=3x^2-x | | 130-5x=40x+15 | | 19t=-12 | | (x-7)(x^2+5x+4)=0 | | 240-3=5 | | -52=4y | | 14-7x=41-14x | | 7.5=1.5c | | -52= | | 4x=13x^2 | | 30t=-390 | | -x+3=-2 | | 340-x=4+x | | 5d=85 | | 4y^2+12y+13=2y^2+4 | | 21(1.5m+3)=3.5m-1 | | -56x-2x=14-9x | | 3t+8t=t^2-3t-12 | | 32x+4=7 | | 3x-5=4x-9 | | 3x+21+18=65 | | x(x+14)=7(4x-7) | | 4h=0 | | 3x+21+18= | | (x+5)(2x+3)=-5 | | 225x^9+90x^5+45x^2= | | (4x+1)(2x+1)= | | 2x^2-14x-88=0 | | 2(x-2)=6 | | 6y^2+12y+13=2y+4 | | x(12x+7)=10 |

Equations solver categories