X+7=-x+21

Simple and best practice solution for X+7=-x+21 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+7=-x+21 equation: 



X+7=-X+21

We move all terms to the left:

X+7-(-X+21)=0

We add all the numbers together, and all the variables

X-(-1X+21)+7=0

We get rid of parentheses

X+1X-21+7=0

We add all the numbers together, and all the variables

2X-14=0

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

2X=14

X=14/2

X=7

See similar equations:

| Y=-8=4(x+3) | | a+(-21)=30 | | 24=3(2p-7)-1p | | 24=h/18-16-4 | | X+11=5x+27 | | A={x/x=-2}B={x/x4} | | -2p=-5p-18 | | -4p=-7p+12 | | 5p=-p+12 | | 7-3x=3-1x | | 5-1x=2x-7 | | 3(x-9)-2(x+4)=6x | | 7+3x=11-1x | | 14=-(p-8$ | | 5q/4=10 | | 3^(y-1)=9^y | | -5x+4=-2x+10+4x | | 3^y-1=9^y | | 12-6z=10-6z | | 4m/5+1=6 | | 4m-24=0 | | 4m-7=31 | | z-9=+15 | | -82=2(7p+1) | | 50+5x=82.5 | | 25+49.05x=60+42.05 | | 7x-27=x-1 | | 6+9x+72=3x-1 | | (-0.5)^x=0.02 | | 3x-20=-5x+3 | | 36-2x=50 | | 2x^2+4x+12=Y |

Equations solver categories