-28x^2-23x+15=0

Simple and best practice solution for -28x^2-23x+15=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 -28x^2-23x+15=0 equation:


Simplifying
-28x2 + -23x + 15 = 0

Reorder the terms:
15 + -23x + -28x2 = 0

Solving
15 + -23x + -28x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(3 + -7x)(5 + 4x) = 0

Subproblem 1

Set the factor '(3 + -7x)' equal to zero and attempt to solve: Simplifying 3 + -7x = 0 Solving 3 + -7x = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + -7x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -7x = 0 + -3 -7x = 0 + -3 Combine like terms: 0 + -3 = -3 -7x = -3 Divide each side by '-7'. x = 0.4285714286 Simplifying x = 0.4285714286

Subproblem 2

Set the factor '(5 + 4x)' equal to zero and attempt to solve: Simplifying 5 + 4x = 0 Solving 5 + 4x = 0 Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + 4x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + 4x = 0 + -5 4x = 0 + -5 Combine like terms: 0 + -5 = -5 4x = -5 Divide each side by '4'. x = -1.25 Simplifying x = -1.25

Solution

x = {0.4285714286, -1.25}

See similar equations:

| 3-3=14X+11X | | (3x+1)(3x-4)-x(2x+3)=-1 | | y^2+11y+10= | | (5x)(x+2)=0 | | 6X-13=77 | | 145-7= | | 2X=12-(-8) | | 64x^5-9x^3=0 | | 4W-13W=-81 | | 2x+7x-15= | | 6x+8+10x= | | 3x+5x-8= | | -7-3=-5+X | | 5x+7(1-2x)=4-5(x+1) | | x^2+15x+59=5 | | 4y^2+8y+7=0 | | x^2(7x+11)(7x-11)=0 | | 19-48=4(X-3)-5 | | 29=4(x-3)-5 | | 1+a^9-4=0 | | -32-28= | | 18-x^3=7 | | U^9-8=4 | | 2y/3-1/6= | | 28-(-32)= | | R^3-16=2 | | 28-0.3y=.7y-12 | | 49x^5-36x^3=0 | | N^5-4=10 | | R^2+11=15 | | X^8+7=9 | | 2(x-4)-8=-3(x-5) |

Equations solver categories