(9x-1)(5x+1)=0

Simple and best practice solution for (9x-1)(5x+1)=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 (9x-1)(5x+1)=0 equation:


Simplifying
(9x + -1)(5x + 1) = 0

Reorder the terms:
(-1 + 9x)(5x + 1) = 0

Reorder the terms:
(-1 + 9x)(1 + 5x) = 0

Multiply (-1 + 9x) * (1 + 5x)
(-1(1 + 5x) + 9x * (1 + 5x)) = 0
((1 * -1 + 5x * -1) + 9x * (1 + 5x)) = 0
((-1 + -5x) + 9x * (1 + 5x)) = 0
(-1 + -5x + (1 * 9x + 5x * 9x)) = 0
(-1 + -5x + (9x + 45x2)) = 0

Combine like terms: -5x + 9x = 4x
(-1 + 4x + 45x2) = 0

Solving
-1 + 4x + 45x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-1 + -5x)(1 + -9x) = 0

Subproblem 1

Set the factor '(-1 + -5x)' equal to zero and attempt to solve: Simplifying -1 + -5x = 0 Solving -1 + -5x = 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 + -5x = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -5x = 0 + 1 -5x = 0 + 1 Combine like terms: 0 + 1 = 1 -5x = 1 Divide each side by '-5'. x = -0.2 Simplifying x = -0.2

Subproblem 2

Set the factor '(1 + -9x)' equal to zero and attempt to solve: Simplifying 1 + -9x = 0 Solving 1 + -9x = 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 + -9x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -9x = 0 + -1 -9x = 0 + -1 Combine like terms: 0 + -1 = -1 -9x = -1 Divide each side by '-9'. x = 0.1111111111 Simplifying x = 0.1111111111

Solution

x = {-0.2, 0.1111111111}

See similar equations:

| 9x-4y-6y+8x-2y-3x= | | m^2-2m-120=0 | | 4y-14=-3y-7 | | 3y^2+8y=35 | | 2(2q+9)= | | 4+2(-6n+4)=-2(-9n+6)-5 | | 11-4(5-y)=19 | | 2a+4b=200 | | -2-2b+5b=-6+b+4-6 | | y^2-5y-50=0 | | 5w+3w-7w=18 | | 4t+16=2(2t+8) | | g^2-9g=0 | | -2w+32=2w | | 4(8+3z)+1= | | 7v-3/2=5 | | 5m-2m-m+4m-3m=15 | | 7s+6(10+4s)= | | 14+2n=-6-2n | | 5+8N-4=7N+6-4N | | 3(95-6x)=x-15 | | 5x^2+5=-20x-10 | | 2(2+2x)= | | (3x+11)+(3x+11)=(18x-6) | | 2=-2+4v | | -3+4m=m-3 | | -4x-16=4(2x+2) | | 8+-5a-1= | | 12*((x*4)+(y*2))=200 | | -5z=-70 | | 3x+16=-2x-14 | | -13+s=87 |

Equations solver categories