1/2d+20=21/2d-20

Simple and best practice solution for 1/2d+20=21/2d-20 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 1/2d+20=21/2d-20 equation: 



1/2d+20=21/2d-20

We move all terms to the left:

1/2d+20-(21/2d-20)=0



Domain of the equation: 2d!=0

d!=0/2

d!=0

d∈R





Domain of the equation: 2d-20)!=0

d∈R



We get rid of parentheses

1/2d-21/2d+20+20=0

We multiply all the terms by the denominator


20*2d+20*2d+1-21=0

We add all the numbers together, and all the variables

20*2d+20*2d-20=0

Wy multiply elements

40d+40d-20=0

We add all the numbers together, and all the variables

80d-20=0

We move all terms containing d to the left, all other terms to the right

80d=20

d=20/80

d=1/4

See similar equations:

| (-10x+65)-(6x+44)=117 | | 3x+6-9=15 | | −2+18x+42=−7x−60 | | 2x²+10=138 | | -130=-10(k+1) | | 3(a)=4a-3 | | 10x=40* | | 17-(n-8)=5(n+4) | | -9(-7g+18)-15g=20g-18+16g | | 5x+40°=120° | | x+12x-8=22x-11 | | -25-3m=8(7m+5)-6 | | m+2.6=6 | | 2(1-3y)=-2(5+4y) | | -128.8=3.4(2.8-5.4n) | | 23x–6=6-23x | | w/6+12=12 | | (-6)=5(2-x) | | 5+5(4-4x)=3+2x | | -6y-9y-4=-2y-2 | | 23x+6=14 | | 5(4x+7)=-43+58 | | |3n+3|=21 | | -60-5y=62 | | 9s+11=20 | | 3x+4+2x+20=6x | | 0=7+9x | | 5(x+8)=6(x-2) | | 2(3y+7)=-4(3–2y) | | 3n+3=5.4 | | 9m-3m-6=18 | | -2.8+3.3z-9.7z=1.3 |

Equations solver categories