21+2y=20

Simple and best practice solution for 21+2y=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 21+2y=20 equation:



21+2y=20
We move all terms to the left:
21+2y-(20)=0
We add all the numbers together, and all the variables
2y+1=0
We move all terms containing y to the left, all other terms to the right
2y=-1
y=-1/2
y=-1/2

See similar equations:

| -38-3p=-6(-7+8p)+5p | | (-k+1,3)(3,k+3)=3 | | t+2=31 | | 6-4m-8m=1-3m-8m | | -25+5x=4-6(x-8) | | 24+y=6+3y | | 2v+45=11v | | 13+2x=47 | | (13+2x)°=47° | | 6+3y=4(6)=y | | 4x+2(2x+10)=220 | | 8x-5x(x-2x)=3x+10 | | 13x=72+4x | | -4.9x^2+160x+3=0 | | (2x+2)°=(7x+7)° | | 18=-8u+3(u-4) | | Z=-2a+4 | | 10+x/9=13 | | d+15=68 | | 82.8=9(m+2.9) | | 7x+8-9(9x+1)=5x+2 | | 6x+6=2x+13 | | -55=14x+15 | | 2x^2+4x=16=0 | | x^2+0.25x-2.75=0 | | x2+0.25x=2.75 | | 3m+4=216 | | 9+2(1/2x-7)=3(2x-8) | | 2w-2=36 | | 1/5x=1/6x+3 | | 6m-11-4m=-14-5m+3 | | 165=3x+5*4x-7 |

Equations solver categories