12=a-3

Simple and best practice solution for 12=a-3 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=a-3 equation:


Simplifying
12 = a + -3

Reorder the terms:
12 = -3 + a

Solving
12 = -3 + 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 = -3 + a + -1a

Combine like terms: a + -1a = 0
12 + -1a = -3 + 0
12 + -1a = -3

Add '-12' to each side of the equation.
12 + -12 + -1a = -3 + -12

Combine like terms: 12 + -12 = 0
0 + -1a = -3 + -12
-1a = -3 + -12

Combine like terms: -3 + -12 = -15
-1a = -15

Divide each side by '-1'.
a = 15

Simplifying
a = 15

See similar equations:

| 7=6m-4m+4 | | X^2+12k+10=0 | | (x+30)5x+3=1770 | | 43+(-22)+(-16)+(-83)= | | -5n-8=12 | | X+17=-24 | | (26)5x-3x+6=-10 | | 11z=60.25+3 | | 2(x-5)+5=2x+6 | | -4(2x-7)+3(5x+9)=9x-11-2x-17 | | 0.62+0.16t=2.53t-0.96 | | 5x=15-2y | | x+30=1770 | | 4-2c+3=5+c | | 8k+4+2= | | 7n+1=-62 | | 28.8+z=19.75+14.8 | | Sin^2x+sqrt(3)cos(x)=0 | | 28.8+z=19.75+14.8 | | 7n+1=-62 | | Sin^2x+sqrt(3)cos(x)=0 | | 2(3x-1)-2x=x-4 | | .4x-1.6=.6x | | z^5+4+4i=0 | | 5x^2+2x+34=0 | | -1(x)=4x^2-5x+10 | | 17x-(9x+3)=11 | | 5(z-4)=4z+6 | | 10-(9-8-6)= | | 0.3(1.1x-0.5)-1.02=2.13 | | f(x)=4x^2-5x+10 | | 9g+7h=9g+7h |

Equations solver categories