X=21+2y

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



X=21+2X

We move all terms to the left:

X-(21+2X)=0

We add all the numbers together, and all the variables

X-(2X+21)=0

We get rid of parentheses

X-2X-21=0

We add all the numbers together, and all the variables

-1X-21=0

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

-X=21

X=21/-1

X=-21

See similar equations:

| H(t)=8+64t-16t^2 | | x+3x=507 | | x+4/7=7/9 | | 4+x=6x-11 | | 2-x+1=8x | | 7x-1+9x=4x+3-6x | | 5(x-7)^3/4=135 | | -x2+12x=36 | | 3(2x)+1=21 | | 21x-72=180 | | X=10,000-1,000p | | 2x-6+76+x+12=180 | | 39-2+5y-3(y+2)=4(5y-7)-5(y-1)-18y+20 | | 5-13(-2c)=5+26c | | 11x/4+9=11 | | 2(a–5)=a-1 | | |2w-8|+41=15 | | 3x+25+2x-5=180 | | 16+2w=9w-12 | | 8x-1=7(x+7)-10 | | (2x+6)(3x-11)=0 | | 10x+13-9x=6 | | 5(3+x)=-2(x+7) | | -5(x+4)=79 | | 5x-1x=5 | | 5(3+x)=–2(x+7) | | n/8+1=-25 | | -5(5y-7)-y=-4(y-5) | | -10-20x=-6+12x | | 9n=-80 | | -4=2+x/6 | | x+26=5x+7+15x |

Equations solver categories