If it's not what You are looking for type in the equation solver your own equation and let us solve it.
-x+5x+6x=120
We move all terms to the left:
-x+5x+6x-(120)=0
We add all the numbers together, and all the variables
10x-120=0
We move all terms containing x to the left, all other terms to the right
10x=120
x=120/10
x=12
| 2n=6+1 | | 6x=-(x+4)+(3x-2) | | 3x-23=80 | | 2(2x-3)=5x+9 | | 2f²-6f-8=0 | | 96=8f | | 0=−5/4(x−6/5) | | 12+1-2a+6a=7a-2 | | 4x+x-5=10+2x | | x=18=x | | x2-36=-9-2x2 | | 4n+7=130 | | x-2.7=2x+2.7+x | | (2x-2)+(6x-7)+x=180 | | x-441.65=87.00 | | 1*b=51+b | | 39-d=12 | | 7x+4=2×+7 | | (2x-2)+(6x-1)+x=180 | | i(420)=210(1.08^(420)) | | 4n+7=50 | | ℎ(x)=x2−1 | | 7=2x+31 | | x-0.05x=x-13.23 | | 4y+8=3y−4 | | -2.3e=-13.8 | | (x/1.5-0.5x)/((0.5*(1-x)/(1.5-0.5x))^0.5=92.21 | | 2x(3x-1)=20 | | (8i+14)+(2i-6)=90 | | P^2+2p-40=0 | | (2x+34)+(4x+26)=90 | | 7=q-639/30 |