If it's not what You are looking for type in the equation solver your own equation and let us solve it.
7x-7-8x=(-15)
We move all terms to the left:
7x-7-8x-((-15))=0
We add all the numbers together, and all the variables
-1x+8=0
We move all terms containing x to the left, all other terms to the right
-x=-8
x=-8/-1
x=+8
| 5(5x-10)=35 | | 4(2x+6)=-24+8 | | 4(2x+6=-24+8 | | 2x+5-10x=7x+6-4x+12(x-130) | | 180(x+8)=2x | | x/20-5=(-4) | | 18/(x+7)=10 | | 1/2x(21)=126 | | x+x-8+4(x-8)=38 | | 4p-6=7p-21 | | 2(5x)=90 | | 4x=2(x+24) | | 16^2+b^2=32 | | 5x+7-5x=2x-7 | | 5e+-4=24 | | 8t-14=84 | | 0-25=-9.8t | | 2x+2(5x-7)=47 | | 8n-13=14.5n+5 | | 7w-8+6=180 | | 19=v/4+14 | | 7-331=6x | | 8+4p=26-2p | | 2k-2+90+k+2=180 | | F(x)=x3-52 | | 15d+7-7=90 | | -12-9x=-13x | | 7x-1=6+4x | | 8k+6-9k=2-k-15 | | 15x-6=-21x | | 5-17x=9-5x | | 16x+42=-4x+2 |