3a^2=-5a+2

Simple and best practice solution for 3a^2=-5a+2 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 3a^2=-5a+2 equation:


Simplifying
3a2 = -5a + 2

Reorder the terms:
3a2 = 2 + -5a

Solving
3a2 = 2 + -5a

Solving for variable 'a'.

Reorder the terms:
-2 + 5a + 3a2 = 2 + -5a + -2 + 5a

Reorder the terms:
-2 + 5a + 3a2 = 2 + -2 + -5a + 5a

Combine like terms: 2 + -2 = 0
-2 + 5a + 3a2 = 0 + -5a + 5a
-2 + 5a + 3a2 = -5a + 5a

Combine like terms: -5a + 5a = 0
-2 + 5a + 3a2 = 0

Factor a trinomial.
(-2 + -1a)(1 + -3a) = 0

Subproblem 1

Set the factor '(-2 + -1a)' equal to zero and attempt to solve: Simplifying -2 + -1a = 0 Solving -2 + -1a = 0 Move all terms containing a to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + -1a = 0 + 2 Combine like terms: -2 + 2 = 0 0 + -1a = 0 + 2 -1a = 0 + 2 Combine like terms: 0 + 2 = 2 -1a = 2 Divide each side by '-1'. a = -2 Simplifying a = -2

Subproblem 2

Set the factor '(1 + -3a)' equal to zero and attempt to solve: Simplifying 1 + -3a = 0 Solving 1 + -3a = 0 Move all terms containing a to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -3a = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -3a = 0 + -1 -3a = 0 + -1 Combine like terms: 0 + -1 = -1 -3a = -1 Divide each side by '-3'. a = 0.3333333333 Simplifying a = 0.3333333333

Solution

a = {-2, 0.3333333333}

See similar equations:

| 8x-4=5x+50 | | log(x+2)(17x-4)=2 | | X^2-6x+5=y | | 6g-9(8+4g)=38-7(5g) | | x^2+6x=14+x | | 12x^3y^5+18x^4y^2= | | 7x^2-3x-64=0/x^2-9 | | 5/7s-3/7s=18 | | 9x-5=39 | | (3x^2-3y^2)(x^2-5y^2)= | | 2/3+4/6 | | x+5x-42=48 | | 14x+105=7x^2 | | 9x-8=-10 | | 2x^2+15=-11x | | 7x^2-3x-64=0 | | x^2+184X+8320=0 | | 3k+4k=98 | | b^2-7b-8=0 | | -7x^2+5x+8= | | 1.6+2.142=0.18x-2.15 | | (4x^2-8y^2)(x^2-7y^2)= | | 17+3n=26 | | 0.78x-3.1=4.952 | | (x^2-6x-16)/(x-8) | | 58=0.15(x-200)+40 | | 58=0.15(x-200)+400 | | 16x/34-=4x+45 | | 163=12e+7 | | 8-10a=3a^2 | | 3x+9y=21 | | 6d-5=43 |

Equations solver categories