x*x+7x=0

Simple and best practice solution for x*x+7x=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*x+7x=0 equation: 


Simplifying
x * x + 7x = 0

Multiply x * x
x2 + 7x = 0

Reorder the terms:
7x + x2 = 0

Solving
7x + x2 = 0

Solving for variable 'x'.

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


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:

| 0=1.5x+0.15 | | .25x-.35(x+2)=.40(x-3) | | (n-6)*10=80 | | cos(x)=1+2sec(x) | | 2p+q-3r=9 | | cosx=1+2secx | | 6x^2+3x=9 | | x+(1+x)+(2+X)=105 | | x-(x*.0275)=200 | | 3x^4+15xy-27xy^3=0 | | 2x-12=7x-15 | | 2+8y=2 | | 3x+9=792 | | 2M+6M=52 | | 129+z=300 | | 6-9=2-5X | | 2x(x^2-62)=0 | | 2c+6t=52 | | 0.10(y-5)+0.12y=0.02y-0.6 | | ((4x-10)/4x)-((2x-11y)/4x | | X^2+6x-7=y | | 6-3=4z+5 | | 57-(4x+11)=4(x+7)+x | | 6(0)-5y=15 | | X-21=83 | | N+(N*2)=33 | | 9x-6=7-2x | | 6(-1)-5y=15 | | 3+4[3-2(x-5)]=3(x-2) | | 4x+(7/4)=5-(7/4) | | 10x^2*4x= | | ((2*b-7*y)/3*b)-((9*b-4*y)/3*b) |

Equations solver categories