If it's not what You are looking for type in the equation solver your own equation and let us solve it.
-20-(-30)=x
We move all terms to the left:
-20-(-30)-(x)=0
We add all the numbers together, and all the variables
-1x+10=0
We move all terms containing x to the left, all other terms to the right
-x=-10
x=-10/-1
x=+10
| X/4-3/5/4/3-7x=-3/22 | | x-0.1x=10800 | | 5x^2-58x-80=0 | | F(x)=8x^2-7x6+6 | | 8x=6x+11 | | 3x+4(6)=25 | | -(15+3x/42)=-3x-19/46 | | 6(x+3)=6x=18 | | t+48=755 | | 0=6x-0.2x^2 | | 14+7x=5x-26 | | 200x=40.000 | | 35+a+41=180 | | 140+1x=180 | | 6y+2=-7y+9 | | 5k-2=10+8k | | +x49=72 | | 5t+12=4t-3 | | 2(8k-2)=-116 | | A(t)=9.75(1+.15)^5 | | x+59+89+x=180 | | 5(n-3)-2(2n-3)=3(n+4) | | 3a+5=5a-17 | | 24x+33=3(5x+21)-9 | | -22.7=-35+u/6 | | 0.5x/2=-40/2 | | -8-5x=20 | | 0=-9.8x^2+20x+4 | | 3=13m | | i+22=27 | | 13x^2-65x+26=0 | | 84=r-17 |