If it's not what You are looking for type in the equation solver your own equation and let us solve it.
.275x+.725(500-x)=300
We move all terms to the left:
.275x+.725(500-x)-(300)=0
We add all the numbers together, and all the variables
.275x+.725(-1x+500)-300=0
We multiply parentheses
.275x-0.725x+362.5-300=0
We add all the numbers together, and all the variables
-0.45x+62.5=0
We move all terms containing x to the left, all other terms to the right
-0.45x=-62.5
x=-62.5/-0.45
x=138+0.4/0.45
| p+1/2=9 | | 2x-14=-20+3x | | 17+b/2G=30 | | w+1=17.55 | | 8x+-17+2x+49=180 | | X-5y=-27 | | Z+1/8=2z+5/8 | | 3n+6=-312 | | 18y-14y=4 | | 13x+7=8x-23 | | 77=-7x | | 2m=-6-(-7) | | k+4.48=5.78 | | 2500+150x=x | | 2(4x)+4=7x+x+4 | | 10a+9+(−3a)=−5 | | 50=4(x-5)+6(5+×) | | 4x+37=5x+90 | | 2x^2-16x-64=1832 | | j+9.9=11.89 | | 7y+12+(3y)=22 | | 3n+6=138 | | 4x+1=10x+3 | | (2^2x)-(2^x)=-6 | | 1.7(14r-4.7)=32.6 | | -2(8x-3)=86 | | 5(4-×)=-10x | | 2m=-6(-7) | | 3(-2-3x)=2(9x+3 | | 3x+8=9x-8 | | t+16.5=17.5 | | 0.40x+0.65(20)=0.20(47) |