If it's not what You are looking for type in the equation solver your own equation and let us solve it.
-1x-7=13
We move all terms to the left:
-1x-7-(13)=0
We add all the numbers together, and all the variables
-1x-20=0
We move all terms containing x to the left, all other terms to the right
-x=20
x=20/-1
x=-20
| -0.55p-7=0.45 | | 13x2+7x=0 | | 12x+(-x^2)=12 | | 9s+8=21 | | x+9=7x-3=5x+3 | | 3.2x+5x=90 | | x+21=5x+5=3x+23 | | 12+z=-6 | | (2x-1)°+(3x+15)°+74°=180 | | -2f+2f=4 | | -7=3+5n | | 19=9x-8=46 | | –3y=–10−2y | | 11=7x-10=46 | | 4x+5x,+6x=180 | | 21=4x+5=37 | | -25=x+-12 | | 3x-13=5x+2 | | y+58=3y | | -x2+12x=12 | | 2x=64=6 | | -x^2+12x=12 | | y+95=2y | | 1.5y=301.5y=30 | | 3y~5=19 | | 4n–5+115=180 | | -3x-10=5x-(-8) | | y²÷2=50 | | -2(w+9)=-30 | | 10^n+4+5=105 | | 0.2x+0.6x-0.8=8 | | x(-4)=32 |