(x+7)(4x*-5)=0

Simple and best practice solution for (x+7)(4x*-5)=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 (x+7)(4x*-5)=0 equation: 


Simplifying
(x + 7)(4x * -5) = 0

Reorder the terms:
(7 + x)(4x * -5) = 0

Reorder the terms for easier multiplication:
(7 + x)(4 * -5x) = 0

Multiply 4 * -5
(7 + x)(-20x) = 0

Remove parenthesis around (-20x)
(7 + x) * -20x = 0

Reorder the terms for easier multiplication:
-20x(7 + x) = 0
(7 * -20x + x * -20x) = 0
(-140x + -20x2) = 0

Solving
-140x + -20x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '-20x'.
-20x(7 + x) = 0

Ignore the factor -20.

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 '(7 + x)' equal to zero and attempt to solve:

Simplifying
7 + x = 0

Solving
7 + x = 0

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

Add '-7' to each side of the equation.
7 + -7 + x = 0 + -7

Combine like terms: 7 + -7 = 0
0 + x = 0 + -7
x = 0 + -7

Combine like terms: 0 + -7 = -7
x = -7

Simplifying
x = -7
Solution
x = {0, -7}

See similar equations:

| .3x^2=1.8x+.3 | | 39x+35=620 | | x=2(2)+8 | | x=2(1)+8 | | 3s=-21 | | 9x-5=283 | | x=2(0)+8 | | x=2(-1)+8 | | x=2(-2)+8 | | x-17=37 | | -6+5(6+x)=5x+45 | | 6y+y=42 | | 0.3x^2=1.8x+.03 | | -2x^2=4x-3 | | -12(7-4x)=-4(1-2x) | | x+x+1.04=79.06 | | 5a=8a-5 | | 10yx^2+35y^2x= | | x=-5(2)+6 | | 6(-5x-7)=-222 | | x=-5(1)+6 | | -9+8k= | | x=-5(0)+6 | | -15+8m=5+7(2+6m) | | x=-5(-1)+6 | | 30y+42= | | 2x+7=-x^2 | | x=-5(-2)+6 | | 2x^2-7x-1=0 | | 2x-5=-2x-4+14 | | -8(5x-4)+3x=-8x-26 | | x=-5x+6 |

Equations solver categories