If it's not what You are looking for type in the equation solver your own equation and let us solve it.
80+120d=120+15d
We move all terms to the left:
80+120d-(120+15d)=0
We add all the numbers together, and all the variables
120d-(15d+120)+80=0
We get rid of parentheses
120d-15d-120+80=0
We add all the numbers together, and all the variables
105d-40=0
We move all terms containing d to the left, all other terms to the right
105d=40
d=40/105
d=8/21
| ∠1=5x–64 | | 5a+9=41+15 | | X³-9x²+24x-17=0 | | 3x2-5x3-x(2x2+4x)=0 | | (x+2)(3-x)(x+4)=0 | | (x-3)(x+5)=(2x+3)(x-4)=0 | | 12x-5=6x+61 | | 2x²–18x+14=0 | | 3·(x+7)=4·(2x–1) | | 2x2–18x+14=0 | | 3y2–7y=0 | | 17x-117=5x+9 | | 93+x=3 | | 7x–7= | | Y=50x/x | | 11t-3t^2-11t0-3t0^2=0 | | W(x)=x5-7x4-8x3-3x2-x-1 | | 2+4/x+3=5-x/x+3 | | 3-3x/5=-22 | | W(x)=2(x+2)2(x-1)(x-3) | | 2x²-9x-4=0 | | 109={x+8}5+9 | | 3^2x-1–12.3^x+81=0 | | 32x-1–12.3x+81=0 | | 3/25=n/100 | | A=4b=5 | | 3y-5+2y+7=180 | | -4x-1÷2=5 | | (7y+27)°=125 | | 3×(2x-1)=6x+2 | | 6x+2+4x=x-7 | | (-2x²+3x³-7)-(2x³+4)=0 |