If it's not what You are looking for type in the equation solver your own equation and let us solve it.
50.66;16.23
250;47
-1/(x^7.7)
4*x+8 = 12
146;203
| 3x^2-mx+2m=0 | | 3x^2+2y^2+5xy-2y+5x^2-3y^2= | | 600=(21-2x)(34-2x) | | (5z-1)(7-z)=0 | | (m+1)*x^2-(2m+1)*x-2m=0 | | (-94)+66= | | 3x+16=12x-8 | | 1200=-log(x) | | (-2ab-2a-5)-(6ab+2)=0 | | 5t-4=2y+8 | | 55+34= | | 4f+5=21 | | (ab+3a+7)-(-5ab-2)=0 | | x^3+6x^2+12x-19=0 | | (-8ab+7a-5)-(-7ab+2)=0 | | 180=8y-6 | | (3ab-2a-2)-(4ab-4)=0 | | M^2+20m+20=0 | | r-15=12 | | (-9ab-a+9)-(-ab+1)=0 | | (-7ab+7a-1)-(ab+8)=0 | | (-4ab-5a+3)-(-7ab+9)=0 | | 3x^2-33x-84=0 | | (ab+4a-6)-(4ab+2)=0 | | (5ab-2a-4)-(6ab-6)=0 | | Log(6/5)(0) | | (-5ab-5a-1)-(4ab+3)=0 | | (8ab+a+2)-(3ab+6)=0 | | (-8ab-8a+5)-(-3ab+8)=0 | | (-ab+4a+3)-(-8ab+6)=0 | | (y^2+xy+1)dx+(x^2+xy+1)dy=0 | | 3/4x1/6=7/2 |