=-4x^2+5x

Simple and best practice solution for =-4x^2+5x 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 =-4x^2+5x equation: 


Simplifying
0 = -4x2 + 5x

Reorder the terms:
0 = 5x + -4x2

Solving
0 = 5x + -4x2

Solving for variable 'x'.
Remove the zero:
-5x + 4x2 = 5x + -4x2 + -5x + 4x2

Reorder the terms:
-5x + 4x2 = 5x + -5x + -4x2 + 4x2

Combine like terms: 5x + -5x = 0
-5x + 4x2 = 0 + -4x2 + 4x2
-5x + 4x2 = -4x2 + 4x2

Combine like terms: -4x2 + 4x2 = 0
-5x + 4x2 = 0

Factor out the Greatest Common Factor (GCF), 'x'.
x(-5 + 4x) = 0


Subproblem 1
Set the factor 'x' equal to zero and attempt to solve:

Simplifying
x = 0

Solving
x = 0

Move all terms containing x to the left, all other terms to the right.

Simplifying
x = 0

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, 1.25}

See similar equations:

| 4x-9=35x-9 | | 8r^2=128 | | 2c+5=-1 | | 3/2(7/3n+1)=3/2 | | 9x-y=27 | | 12+10+6+9+6+7+6= | | 7(6x+2)=476 | | 4x+2=5x-12 | | 384+864x+486x^2=0 | | -48=6+6x | | 98v^2-112v+32=0 | | -3e+8=-1 | | 3(9+6x)=99 | | 9(4d-6)=-33+d | | 10x+5+2x-8=6x+6 | | 1/3h-4(2/4-3)=2/3h-6 | | t^2+12+27=0 | | (7.6-2x)(7.6-2x)=9.05(6.4+x)(x) | | -4-3x=-x-6 | | 5(1+3)=5(3)+5 | | 11(4x-9)=-139 | | 6.4+0.7x=0.8 | | 9(-7)=6x-99 | | 6(4k-2)=2k+14 | | 3.1x-67=2.1x+3 | | (7.6-2x)(7.6-2x)=0 | | 21x^6-51x^4-36x^2=0 | | 5(7x-7)=35 | | 2x+12=-2x+13 | | n^2+5n+7= | | 3c+4=22 | | 9a^2-51a+72=0 |

Equations solver categories