If it's not what You are looking for type in the equation solver your own equation and let us solve it.
0.3x-6.9=-2x
We move all terms to the left:
0.3x-6.9-(-2x)=0
We get rid of parentheses
0.3x+2x-6.9=0
We add all the numbers together, and all the variables
2.3x-6.9=0
We move all terms containing x to the left, all other terms to the right
2.3x=6.9
x=6.9/2.3
x=3+8.8817841970013E-16/2.3
| 2x³-x=42 | | n+-17=-24 | | 1.5/x=0.75 | | k*4=-2-k | | -8m+2=1m+38 | | (c−6)=(c−5) | | 1.6x=0.2 | | 43+102+x=180 | | −4(2x+5)+5x−1= −48 | | 38+x+83=180 | | 2(x+3)= 2222 | | 2(x+3)= 22 | | Y=12(2-0.8^x) | | 8-3x=79 | | 13+x/4=267 | | -1(5=-2p) | | 62+x+39=180 | | (13+x/4)*0.3*2.5=200 | | h/4=68 | | 2^(5x-5)=16 | | x^2-49/9x+2401/324=0 | | x-114=57 | | x^2+22x-13=0 | | 2^5x-5=16 | | (13+(x/4))*0.3*2.5=200 | | 3/(m+4)-4/m=6 | | x^2-14/3x+49/9=16/9 | | x^2-14/3x+49/9=0 | | 7x-12+60+x=180 | | (t+5)^2=4 | | 3x+18)+66=180 | | 7x-12+60=180 |