If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x+13.4x=7.89
We move all terms to the left:
x+13.4x-(7.89)=0
We add all the numbers together, and all the variables
14.4x-7.89=0
We move all terms containing x to the left, all other terms to the right
14.4x=7.89
x=7.89/14.4
x=1/1.82509505703
| 7x0.78=5.46 | | 9x+(-6)=5 | | 0.6x+1.1=0.8x-0.1 | | -22=23+3k | | 7n-28=7(n-4) | | -2k-3=22 | | 5/2x-1/1x=6 | | 4g+14=78 | | x+2x+2x=41 | | -4=-4/5h | | q/3+41=47 | | 30-6(3z+1)=3(2z-4) | | -35=-6g+31 | | 14/6y+1=2y-4 | | 9x+(-1)=-6 | | 8x-50=3x+125 | | q-25/7=10 | | -26=g/6+(-32) | | 3(2u-1)-7=5u-10 | | (2x+3)=-2(2x+3) | | n/8+4=10 | | 7x+8=4x4 | | -26=g/6 | | 1,06x=16960 | | 3(x-4)+9=5x-2(2+x) | | 5x=2x2 | | 1/3(3x+9)=x-4 | | j/8+74=68 | | 5h+16=96 | | w/7+42=40 | | 7x+21=4x+39 | | 7/3-3x/2=x+2/6 |