7x^2-100=188+5x^2

Simple and best practice solution for 7x^2-100=188+5x^2 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^2-100=188+5x^2 equation:


Simplifying
7x2 + -100 = 188 + 5x2

Reorder the terms:
-100 + 7x2 = 188 + 5x2

Solving
-100 + 7x2 = 188 + 5x2

Solving for variable 'x'.

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

Add '-5x2' to each side of the equation.
-100 + 7x2 + -5x2 = 188 + 5x2 + -5x2

Combine like terms: 7x2 + -5x2 = 2x2
-100 + 2x2 = 188 + 5x2 + -5x2

Combine like terms: 5x2 + -5x2 = 0
-100 + 2x2 = 188 + 0
-100 + 2x2 = 188

Add '100' to each side of the equation.
-100 + 100 + 2x2 = 188 + 100

Combine like terms: -100 + 100 = 0
0 + 2x2 = 188 + 100
2x2 = 188 + 100

Combine like terms: 188 + 100 = 288
2x2 = 288

Divide each side by '2'.
x2 = 144

Simplifying
x2 = 144

Take the square root of each side:
x = {-12, 12}

See similar equations:

| k+12=-3 | | 12x-30=7x-5 | | 54-7+4k=55 | | 10m^2-6=464 | | x(3x+5)=4 | | 3x-7=53-9x | | 20a+14+11a=47 | | 4x-6=24x+9 | | 7x^2+118=125 | | 7(a+9)= | | 9*-12=7*x+2 | | 7x^2=49+14 | | 2x^2+42=0 | | (3z+2)(8+z)=0 | | 6x+4=2x+44 | | 6=3(x+4) | | (x+35)(x+10)=1260 | | 3*x+34=5*x+10 | | 3x^2+2x^2=125 | | -8+6(-x-3)+14x= | | 9a+1=73 | | 3x^3+2x^2-27x-17=0 | | -2z-5-4z=6-6z-11 | | -5(x-6)=-6x | | 19-6(q-5)=5 | | 120-5x=40x+20 | | 2(12.7)+y=10 | | 12*x+8=9*x+23 | | (n+4)*10=70 | | 4x-1/3=7/1 | | .2(3x-4)=-2x+2 | | v/(-6)+1=0 |

Equations solver categories