If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x in (-oo:+oo)
300-((1/2)*x) = 5000 // - 5000
300-((1/2)*x)-5000 = 0
(-1/2)*x-5000+300 = 0
-1/2*x-4700 = 0 // + 4700
-1/2*x = 4700 // : -1/2
x = 4700/(-1/2)
x = -9400
x = -9400
| 4+2x=56 | | x+2*12=x | | 42w^3-7w/7w | | x+2+12=x | | 4+7x+x=4 | | 3+3x+6x=75 | | 5a-2=7a-6 | | 500+1/6x=3000 | | 4y+19+3y+14=180 | | 7y-(8y+y)-18y/(-9y) | | 4y+19=3y+14 | | 3x+c=w | | 2x+9+5x=72 | | 8x+2=3x+18 | | 5x+2=2+2x+19 | | 4*2x=54 | | x^2+17x+66=84 | | (n)8+105=26 | | 7x+11y=88 | | 3+10=12X-17 | | -4x+17y=88 | | 211-x=33x+19 | | F=1.8(c)+32 | | 43.50x=12049.50 | | 4c-6+c+5c+2c+21c-5=42 | | 43.50x=239250 | | 3.8(2x-1.7)=4/9(18x-36) | | 4c*4c= | | -0.9x+2.65=-5x+5.45 | | 5(x+3.7)= | | 8-3(2x+1.4)=8x-2(6+5.1x) | | 2ln(3x+2)=26 |