4=12-3a

Simple and best practice solution for 4=12-3a 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 4=12-3a equation:


Simplifying
4 = 12 + -3a

Solving
4 = 12 + -3a

Solving for variable 'a'.

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

Add '3a' to each side of the equation.
4 + 3a = 12 + -3a + 3a

Combine like terms: -3a + 3a = 0
4 + 3a = 12 + 0
4 + 3a = 12

Add '-4' to each side of the equation.
4 + -4 + 3a = 12 + -4

Combine like terms: 4 + -4 = 0
0 + 3a = 12 + -4
3a = 12 + -4

Combine like terms: 12 + -4 = 8
3a = 8

Divide each side by '3'.
a = 2.666666667

Simplifying
a = 2.666666667

See similar equations:

| -9n-8=-10n-7 | | 6y+10=2y+7 | | -5x+5+6x=-11+5 | | 3p-17=3 | | 14-3a= | | (3z+2)+(6z-2)+90=180 | | 7d-8=3d-8 | | -x^2-7x=12 | | 3z+2+6z-2=180 | | 34(17)+95-23(5)=558 | | 4c+12=c-3 | | X-0.4=7.5 | | 3z+2=6z-2 | | (-x-2)=x+2 | | 34(17)+95-23(5)=w | | -.5*32x^2+80x=96 | | 4p-4=3p-3 | | 10P+9-11-p=-2(2p+4)-2(2p-2) | | 5X=72-3X | | -7p-2p=-9 | | 34x+95-23(5)=568 | | 9(x+1)=4x-6 | | 10(s-5)=-77 | | d+6+2d=4d+9 | | 2u+7-5u=-7 | | 4n-40=7-2n+4(1-3n) | | 7-2=3p | | P(x)=4x^2+64 | | -19+13=m-10 | | 5x-5*(-30-2x)=15 | | -23+(-45)+70= | | cos(x+30)=sin(x+30) |

Equations solver categories