If it's not what You are looking for type in the equation solver your own equation and let us solve it.
7x-21=70
We move all terms to the left:
7x-21-(70)=0
We add all the numbers together, and all the variables
7x-91=0
We move all terms containing x to the left, all other terms to the right
7x=91
x=91/7
x=13
| 2x+7=-3x-7 | | 2y+25=0.5 | | -8+8r+2r=16+7r | | 7y+7=19y-3+61 | | -x=4=-9 | | 7x=19x-84 | | 3x+2x=-12+6x+3x | | x+6=x*3 | | 6u+6=10 | | 26x+82=0 | | -2(-2y+6)=-4 | | 90+3.5x+2.5x=180 | | 7x-7=3-1x | | 2x2+8x=16 | | 3^5x=3.8 | | 10x-54=-8x | | 80+5x=15x | | −2b+7=2−7b | | 3−2b+4=2−7b | | y+39=11y–1 | | -72=6(t+-23) | | 11y–1=y+39 | | 8x+4-5x+5=-12 | | 6=u-2 | | (35+3x-8)=(5x+5) | | 2=x+6-2× | | 1-b=1+8b | | 6.2=a-4.6 | | 2y+25/10=0.5 | | -3f+-4=14 | | n-5*n-5=16 | | 5(c+4)=50 |