4a+12=2a+20

Simple and best practice solution for 4a+12=2a+20 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 4a+12=2a+20 equation:


Simplifying
4a + 12 = 2a + 20

Reorder the terms:
12 + 4a = 2a + 20

Reorder the terms:
12 + 4a = 20 + 2a

Solving
12 + 4a = 20 + 2a

Solving for variable 'a'.

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

Add '-2a' to each side of the equation.
12 + 4a + -2a = 20 + 2a + -2a

Combine like terms: 4a + -2a = 2a
12 + 2a = 20 + 2a + -2a

Combine like terms: 2a + -2a = 0
12 + 2a = 20 + 0
12 + 2a = 20

Add '-12' to each side of the equation.
12 + -12 + 2a = 20 + -12

Combine like terms: 12 + -12 = 0
0 + 2a = 20 + -12
2a = 20 + -12

Combine like terms: 20 + -12 = 8
2a = 8

Divide each side by '2'.
a = 4

Simplifying
a = 4

See similar equations:

| -3z+13=-3 | | 8(2r-3)/3=8r-1/7 | | 4+8(r+1)=8+7r | | 2-(6x-5)=-7(x+7)-6 | | 3(x+4)=8-.50x | | 0=-6t-3 | | -4-2x=6+2(1+2x) | | 56+62+m=58.8 | | -13c+51c=-21 | | 2/3x=72 | | 9(4x-3)=3(12x+1) | | 6/7x=-3 | | 2z-3(z+4)=-(12+z) | | s(s+4)=96 | | 4x+53=8x+5 | | (X+8)x(x+3)= | | 2z+8z=6z-7+2z | | Y+5.6y-0.9=5.1(y+6) | | -2y(4y-5)=0 | | 5x=-3.8 | | 3/4(x-5)=2/3(3x-4) | | -2h=-2h+10 | | 3x^2-x^2+3x-1=0 | | 4x=81.2 | | 6+12s-5=9s+37-6s | | (x-1/3)(3x^2+3) | | -16=-7z+19 | | 6y-3x=6 | | 180=4x+53 | | 0=3w-6 | | 8.6+4.1x=c+77.9 | | 3=-6x-x+4 |

Equations solver categories