(7x-5)(x+3)=0

Simple and best practice solution for (7x-5)(x+3)=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-5)(x+3)=0 equation:


Simplifying
(7x + -5)(x + 3) = 0

Reorder the terms:
(-5 + 7x)(x + 3) = 0

Reorder the terms:
(-5 + 7x)(3 + x) = 0

Multiply (-5 + 7x) * (3 + x)
(-5(3 + x) + 7x * (3 + x)) = 0
((3 * -5 + x * -5) + 7x * (3 + x)) = 0
((-15 + -5x) + 7x * (3 + x)) = 0
(-15 + -5x + (3 * 7x + x * 7x)) = 0
(-15 + -5x + (21x + 7x2)) = 0

Combine like terms: -5x + 21x = 16x
(-15 + 16x + 7x2) = 0

Solving
-15 + 16x + 7x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-3 + -1x)(5 + -7x) = 0

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 '(5 + -7x)' equal to zero and attempt to solve: Simplifying 5 + -7x = 0 Solving 5 + -7x = 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 + -7x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -7x = 0 + -5 -7x = 0 + -5 Combine like terms: 0 + -5 = -5 -7x = -5 Divide each side by '-7'. x = 0.7142857143 Simplifying x = 0.7142857143

Solution

x = {-3, 0.7142857143}

See similar equations:

| 3x+7=4x-1 | | -2(-2-n)= | | 4x^2+2=36 | | 21x^2-58x+21=0 | | 13-10x=143-45x | | 4(y-2)=52 | | 5x*4=305 | | (n+2)(4n-1)=0 | | 18x^2+15x+2=0 | | 2x+2=1x | | 8m-12/40= | | -5(p+2)=2(p-15)+p | | p=h | | p=9 | | 2x+4=2y | | 20-4=64 | | 42=48 | | 5m+14=7m-6 | | 10a^2+31a-14=0 | | 4x-20=30 | | 30p+48=0 | | 16-p=7 | | 5x-5=8x+7 | | -5(7n+1)= | | 13=5-8 | | (2x+6)=12 | | 5m-14=7m-6 | | 85c-0.05(2.00c)=T | | 16x^2+21x+25=0 | | (4x-4)(x+11)=0 | | (x+1).14= | | 3-4y+6=6y+1-5y |

Equations solver categories