If it's not what You are looking for type in the equation solver your own equation and let us solve it.
300-2x=130
We move all terms to the left:
300-2x-(130)=0
We add all the numbers together, and all the variables
-2x+170=0
We move all terms containing x to the left, all other terms to the right
-2x=-170
x=-170/-2
x=+85
| x/4=60-x | | 3/4x-7=23 | | y=5(7)+80 | | 2n+8;n=5 | | 36=1/2x+16 | | y=5(10)+80 | | 7n+10=35 | | 5/2+1/3t=3 | | -5/6=-5/2+x | | y=5(6)+80 | | -5/2+s=-5/6 | | c+$37.50=75.00 | | y=10(6)+10 | | 8+5x8=-2 | | -5/6=-5/2+s | | Y=1/2(x+5) | | 2.5+x=6.3 | | -9/7v=-1/2v-7/5 | | 2=10c-4(2c-9 | | 5-1-5=x | | 4x-8x=9x+3 | | 8x+5=50+x/2 | | x/5+7=-8 | | 90=117+x | | 18x-6=138 | | (5x+20)°=(3x+36)° | | 75=-7x | | x/5+10=-10 | | 16=4a,a=4 | | -3y+6=-2 | | 18x-3=138 | | X+15+5x+5+6x-10=180 |