12=4+a

Simple and best practice solution for 12=4+a 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 12=4+a equation:


Simplifying
12 = 4 + a

Solving
12 = 4 + a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
12 + -1a = 4 + a + -1a

Combine like terms: a + -1a = 0
12 + -1a = 4 + 0
12 + -1a = 4

Add '-12' to each side of the equation.
12 + -12 + -1a = 4 + -12

Combine like terms: 12 + -12 = 0
0 + -1a = 4 + -12
-1a = 4 + -12

Combine like terms: 4 + -12 = -8
-1a = -8

Divide each side by '-1'.
a = 8

Simplifying
a = 8

See similar equations:

| 2[x+3]=20 | | 6(x^2+1)=13x | | abs(5q-4)=abs(4-5q) | | 8r+6-9x=2-x-15 | | 6+10=43 | | 4k+6k=10 | | -8=-4k+1-5 | | x+90=350 | | -36+4x=4(1+7x) | | W=al | | -6+15+15= | | 5x-3x-x=20-12 | | 4/6=7/y | | -7x+7+2x=23 | | 2y+2=9y | | 4(-6+x)=5x+0.25 | | 5(x-1)+13=4(x+2)+x | | 5=8n+5 | | 16+1+6m-6=1+4m | | 53=P-14.50 | | -2x+1-3X=16 | | -5z+10+2z=-32 | | 0=-4n+7n | | 8n-6=6b+4 | | 10-6p=3p-5 | | 4m+3=17 | | 65=-5 | | x^2-18x+31=0 | | c=5t | | 15x+7=13x-15 | | 18=-6(z+5) | | 92=3a+6a-20 |

Equations solver categories