If it's not what You are looking for type in the equation solver your own equation and let us solve it.
50x+90(500-x)=70*500
We move all terms to the left:
50x+90(500-x)-(70*500)=0
We add all the numbers together, and all the variables
50x+90(-1x+500)-35000=0
We multiply parentheses
50x-90x+45000-35000=0
We add all the numbers together, and all the variables
-40x+10000=0
We move all terms containing x to the left, all other terms to the right
-40x=-10000
x=-10000/-40
x=+250
| 50x=90*500-90x=70*500 | | 25(x+9)=15(2x+9) | | 7x+55=(-5x-15) | | -4(-5x-12)=4x+176 | | 180=(90+X)+(90-x) | | 2x^2-39x+180=0 | | 2x^2-39x-180=0 | | 50x+90*250-90x=70*250 | | 50°+70°=x | | 6x–24–4x+11=3 | | 3x−4=11−2x3x−4=11−2x | | 12+7x-3=26 | | 12x-12x=-48-24+5 | | 12x+48-12x+24=5 | | 2x=(380÷4) | | ((4-x)/x)+3=3/4 | | 1234x-5678=4321x-5678 | | −0.8=7.6z−6.6z+7.3 | | (2x/8)-4=16 | | 19x-15=20x+16 | | 8.8a−7.8a+6.5=−6.2 | | −6.3+4.9=8.2z−7.2z−2.4−6.3+4.9=8.2z−7.2z−2.4 | | 3-3y=10 | | y−2=13 | | 50x+9000-90x=70*250 | | 16+w=5w | | 5u+18=11u | | 126=(3x) | | 149=292-v | | 144=-y+188 | | 9x^2-120x-225=0 | | -y+92=255 |