5(x^2+1)=9x^2-10x-1

Simple and best practice solution for 5(x^2+1)=9x^2-10x-1 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 5(x^2+1)=9x^2-10x-1 equation:


Simplifying
5(x2 + 1) = 9x2 + -10x + -1

Reorder the terms:
5(1 + x2) = 9x2 + -10x + -1
(1 * 5 + x2 * 5) = 9x2 + -10x + -1
(5 + 5x2) = 9x2 + -10x + -1

Reorder the terms:
5 + 5x2 = -1 + -10x + 9x2

Solving
5 + 5x2 = -1 + -10x + 9x2

Solving for variable 'x'.

Reorder the terms:
5 + 1 + 10x + 5x2 + -9x2 = -1 + -10x + 9x2 + 1 + 10x + -9x2

Combine like terms: 5 + 1 = 6
6 + 10x + 5x2 + -9x2 = -1 + -10x + 9x2 + 1 + 10x + -9x2

Combine like terms: 5x2 + -9x2 = -4x2
6 + 10x + -4x2 = -1 + -10x + 9x2 + 1 + 10x + -9x2

Reorder the terms:
6 + 10x + -4x2 = -1 + 1 + -10x + 10x + 9x2 + -9x2

Combine like terms: -1 + 1 = 0
6 + 10x + -4x2 = 0 + -10x + 10x + 9x2 + -9x2
6 + 10x + -4x2 = -10x + 10x + 9x2 + -9x2

Combine like terms: -10x + 10x = 0
6 + 10x + -4x2 = 0 + 9x2 + -9x2
6 + 10x + -4x2 = 9x2 + -9x2

Combine like terms: 9x2 + -9x2 = 0
6 + 10x + -4x2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(3 + 5x + -2x2) = 0

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

Ignore the factor 2.

Subproblem 1

Set the factor '(3 + -1x)' equal to zero and attempt to solve: Simplifying 3 + -1x = 0 Solving 3 + -1x = 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 + -1x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -1x = 0 + -3 -1x = 0 + -3 Combine like terms: 0 + -3 = -3 -1x = -3 Divide each side by '-1'. x = 3 Simplifying x = 3

Subproblem 2

Set the factor '(1 + 2x)' equal to zero and attempt to solve: Simplifying 1 + 2x = 0 Solving 1 + 2x = 0 Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + 2x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + 2x = 0 + -1 2x = 0 + -1 Combine like terms: 0 + -1 = -1 2x = -1 Divide each side by '2'. x = -0.5 Simplifying x = -0.5

Solution

x = {3, -0.5}

See similar equations:

| F(x)=49/15x-13 | | (3x+1)=24 | | 4mb=p*7656mb | | 420=v+1.05 | | R*X/2-P=0 | | 7656m=p*4m | | 6x+32z+9z=47forx | | s=bx-bc-cx | | -4(a+6)=4(a-4) | | 64x^4-10x^2-3a=0 | | 16=-14-6x | | 10w=3100 | | x^2+y^2=2016 | | 2(15+m)= | | ((x*x)+5x)=12 | | 0=4-4*a*1 | | -5+2(-2+2k)=5+3(k-3) | | 8x^3+6x=0 | | 6x+32y+9z=60forx | | 3x+45=5x-5 | | b*6=30 | | 6x+43-7x=-50(x+18) | | -4+2x=-6+5 | | 6x^2+7xy+8y^2=equation | | -4+7=9+78 | | 1x+10=24 | | 5(x-4)=20-3x | | 4y-2x^2=x-4 | | 3x-1=59-7x | | 5x-2(x-3)=-3(x-6) | | x^2+(2k+1)x+k^2-3=0 | | 32x-16x^2=0 |

Equations solver categories