(7x+2)(5x-2)=0

Simple and best practice solution for (7x+2)(5x-2)=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 (7x+2)(5x-2)=0 equation:


Simplifying
(7x + 2)(5x + -2) = 0

Reorder the terms:
(2 + 7x)(5x + -2) = 0

Reorder the terms:
(2 + 7x)(-2 + 5x) = 0

Multiply (2 + 7x) * (-2 + 5x)
(2(-2 + 5x) + 7x * (-2 + 5x)) = 0
((-2 * 2 + 5x * 2) + 7x * (-2 + 5x)) = 0
((-4 + 10x) + 7x * (-2 + 5x)) = 0
(-4 + 10x + (-2 * 7x + 5x * 7x)) = 0
(-4 + 10x + (-14x + 35x2)) = 0

Combine like terms: 10x + -14x = -4x
(-4 + -4x + 35x2) = 0

Solving
-4 + -4x + 35x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-2 + -7x)(2 + -5x) = 0

Subproblem 1

Set the factor '(-2 + -7x)' equal to zero and attempt to solve: Simplifying -2 + -7x = 0 Solving -2 + -7x = 0 Move all terms containing x to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + -7x = 0 + 2 Combine like terms: -2 + 2 = 0 0 + -7x = 0 + 2 -7x = 0 + 2 Combine like terms: 0 + 2 = 2 -7x = 2 Divide each side by '-7'. x = -0.2857142857 Simplifying x = -0.2857142857

Subproblem 2

Set the factor '(2 + -5x)' equal to zero and attempt to solve: Simplifying 2 + -5x = 0 Solving 2 + -5x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -5x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -5x = 0 + -2 -5x = 0 + -2 Combine like terms: 0 + -2 = -2 -5x = -2 Divide each side by '-5'. x = 0.4 Simplifying x = 0.4

Solution

x = {-0.2857142857, 0.4}

See similar equations:

| 5y^2=10 | | t^2-6t-6t+36=6t-2t^2 | | 5/32*64y/100 | | 65+2x+20+45=180 | | 3/5x-4=6 | | T-2=-2 | | d=10v | | 5v^2-33v+48=8 | | 4x^2-53x+448= | | 111111111111111111111111111111111222222222222222222222222222233333333333333333333333333333-1= | | 10/12-1/4 | | 3(x-1)-2(x-3)= | | 30+110+x-10=180 | | 34=-2+11n | | 1.836x+(-0.00054x^2)=0 | | 10-6b=10+8b | | 15x^2+11x-63=-7 | | 1.836x-0.00054x^2=0 | | =w+w+5w | | (2.76)^1/9 | | R-3=-1 | | 5n-3(n+4)+7=3-4(2n-1)-6n | | 1/3sin3x | | 3x-2x+4x-x= | | -7x+5x-1=-3(7-x) | | x^2-6x+6=6 | | (2.76)*1/9 | | 5+n+(15-2)n= | | r^2-r-23=7 | | 2.76*1/9 | | -2x+8x-4=-2(8-x) | | m-10=8 |

Equations solver categories