x-5+7=21

Simple and best practice solution for x-5+7=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-5+7=21 equation: 


Simplifying
x + -5 + 7 = 21

Reorder the terms:
-5 + 7 + x = 21

Combine like terms: -5 + 7 = 2
2 + x = 21

Solving
2 + x = 21

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-2' to each side of the equation.
2 + -2 + x = 21 + -2

Combine like terms: 2 + -2 = 0
0 + x = 21 + -2
x = 21 + -2

Combine like terms: 21 + -2 = 19
x = 19

Simplifying
x = 19

See similar equations:

| s=yr-3yt | | 2a+2= | | (3x-5)=(x-1) | | 3.5*x+2*(X-1)=5 | | 4+3a=3+5a | | (3x+2)=(2x+5) | | 2x=121 | | 44+30a=99+25a | | -2x-5=x | | 6y-2=5(y+6) | | 2m-2nx=x+4 | | 16.95+0.5x=22.95+0.2x | | -(m-7)=8m+1 | | -9d+2d= | | 7(-2x-3)=10 | | 5x+4=-8 | | 100n+60n^2-n^3-525n=0 | | -96+(4+201)= | | 12-10x=51-31x | | -425n+60n^2-n^3=0 | | 3,5*x+2*(x-1)=5 | | p/6+7=14 | | 2x+23=10x-73 | | 5c+6=21 | | 4*x+7=2*x-1 | | 4x(5x-6)=x | | 15a+2= | | -19-(-1)=-18 | | 60n-2n^2=0 | | 54+45652+245645-156462=45631m | | 4x^2+36x+4=0 | | 3(4c+2)=2(c-2) |

Equations solver categories