If it's not what You are looking for type in the equation solver your own equation and let us solve it.
300-7x=7x
We move all terms to the left:
300-7x-(7x)=0
We add all the numbers together, and all the variables
-14x+300=0
We move all terms containing x to the left, all other terms to the right
-14x=-300
x=-300/-14
x=21+3/7
| x+44/2x,x=11 | | 1(y-11)-(y+10)=6y | | 150=-6(5x) | | 3a+5.6=-3.6a | | 2/x-4=4/x | | -9.4=X-(-5x-0.1)+1 | | x-3/7=-2/7 | | x=95/950 | | 6x-8x-14=-2x+5-14 | | 3(n+2)-7=-26 | | 10x+19=-5x-6 | | 1400+100x=175x | | 3=x/100 | | 1/21=28/c | | 18x^2=5 | | 4(z-1)+7=7z+9 | | 3=x÷100 | | −5x−3=12 | | 8x6x=+14 | | 90=8x-4+5x+-3 | | -12•y=-12 | | 3(10x-2)=-4 | | -4(-5-7x)=-13-5x | | 100+0.08x=0.09x | | x +5=14 | | x=2/7=6/7 | | 6x-10=2x+70 | | 216^2x=36 | | 9y÷10=-8 | | 6n-12=18 | | (5x+2)^2-72=0 | | 8n-10n=8(6-4n)-2(n-8) |