If it's not what You are looking for type in the equation solver your own equation and let us solve it.
2.8x+5.8=8.4
We move all terms to the left:
2.8x+5.8-(8.4)=0
We add all the numbers together, and all the variables
2.8x-2.6=0
We move all terms containing x to the left, all other terms to the right
2.8x=2.6
x=2.6/2.8
x=1/1.0769230769231
| (u-7)*7=70 | | -5/8w=-64 | | 2a-18.7=1a+2.3 | | 6x2−24x=0 | | 3x+x+(10+x)=175 | | −0,05y=−1,5 | | 3x-12=1x+12 | | 1y-5=2y-14 | | 5f−4=1 | | 8x-12=8-2x | | 5f −4=1 | | x-6x+x-6x=60 | | 3x+19=-x+3(1+4x) | | -(-3+x)=-2 | | 5x+7=41-3x | | 128/7=213/8a | | -9t=-36 | | ــ9t=-36 | | y/25=6/10 | | 145/6=-122/7+h | | 2x+5x-3=4x+2-x+3= | | 37=4m-9 | | 13(x+1)-6(x+4)=145 | | 4(x+15)=5(x-6) | | 11(x+10)=99 | | (625-y^2)y^2=0 | | 4(2n-5=3n+10 | | 5^x=45 | | x=2+8/9 | | 50+x=50+x | | 64u2^-232u+99=0 | | 12x/12=43/12 |