x-7=12+9

Simple and best practice solution for x-7=12+9 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=12+9 equation:


Simplifying
x + -7 = 12 + 9

Reorder the terms:
-7 + x = 12 + 9

Combine like terms: 12 + 9 = 21
-7 + x = 21

Solving
-7 + x = 21

Solving for variable 'x'.

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

Add '7' to each side of the equation.
-7 + 7 + x = 21 + 7

Combine like terms: -7 + 7 = 0
0 + x = 21 + 7
x = 21 + 7

Combine like terms: 21 + 7 = 28
x = 28

Simplifying
x = 28

See similar equations:

| q/7-2=-1 | | 2s-3=4s+8 | | 7+3ab-6-5ab= | | 1/2(t-6)=22 | | -11x+2x^2-13= | | 61y=15(4y+8) | | 6+2x+6+2x+6=5x-3+5x-3+2+2 | | -164+82x=738 | | -2x=13-(-5) | | 35x^4y^2/-7x^5y | | 1/2x+5= | | y=ln(cos^2(7x)) | | 25+x-36=-114 | | (2x-3)(x+3)=4x-3 | | 4w-6w=-10 | | 3(x-2)-2=2(x-4)+x+13 | | 1+8n=3n+45 | | 3w-1=4w+3 | | -23+44x=199 | | x+22+2x=-11-2x-17 | | 2x+66=x+87 | | -5-2-3c=16c | | 7+3b=1+5b | | n=2-7 | | 49-12x=53 | | -7x^2+2x+6=0 | | -540+54x=918 | | 4x^2+18x-22=0 | | 27=(x*0.8)+x | | 5/6x-3/2=9 | | 12x^2-121x=0 | | 8x-8-12x=4x-13-5x |

Equations solver categories