(x^2-20)-(x^2+10x+20)=10

Simple and best practice solution for (x^2-20)-(x^2+10x+20)=10 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^2-20)-(x^2+10x+20)=10 equation:


Simplifying
(x2 + -20) + -1(x2 + 10x + 20) = 10

Reorder the terms:
(-20 + x2) + -1(x2 + 10x + 20) = 10

Remove parenthesis around (-20 + x2)
-20 + x2 + -1(x2 + 10x + 20) = 10

Reorder the terms:
-20 + x2 + -1(20 + 10x + x2) = 10
-20 + x2 + (20 * -1 + 10x * -1 + x2 * -1) = 10
-20 + x2 + (-20 + -10x + -1x2) = 10

Reorder the terms:
-20 + -20 + -10x + x2 + -1x2 = 10

Combine like terms: -20 + -20 = -40
-40 + -10x + x2 + -1x2 = 10

Combine like terms: x2 + -1x2 = 0
-40 + -10x + 0 = 10
-40 + -10x = 10

Solving
-40 + -10x = 10

Solving for variable 'x'.

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

Add '40' to each side of the equation.
-40 + 40 + -10x = 10 + 40

Combine like terms: -40 + 40 = 0
0 + -10x = 10 + 40
-10x = 10 + 40

Combine like terms: 10 + 40 = 50
-10x = 50

Divide each side by '-10'.
x = -5

Simplifying
x = -5

See similar equations:

| 6x^2+5x-4-3(x^2+x-2)=18 | | 2y+9x=5 | | p+p+7p= | | 3175=0 | | (x^2-1)-5(x-1)+6=0 | | 240=0.6x | | x^2+400x-960000=0 | | (2x-3)(x+5)=(2x+1)(x+2) | | (3a+3b)(4a+5b)=0 | | 171x^2-10=0 | | 121x^2-10=0 | | 1.6t^2=2.5t^2-20t+40 | | x^2+5(x+12)=162 | | x+6y=-11 | | x-y-20=5*59x+x*x | | (2x+1)(3x-1)=6 | | 57=3a+12 | | m^3-6m-6=0 | | 6p-3q-4+6q+11+9q=0 | | 72=3x*2 | | 9=3a+12 | | 30t=2.5*t^2 | | 5t^2-12t=0 | | 5a+9a=9 | | C=57 | | 18+2C=4 | | 3(x-5)+10=5 | | 5y^2+8y-14y+22=0 | | 12x-8=18x-5 | | 9d+16=52 | | -8=(x+2)-8 | | -16t^2+32t+2688=0 |

Equations solver categories