2(1+3a)+1=21+3a

Simple and best practice solution for 2(1+3a)+1=21+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 2(1+3a)+1=21+3a equation:


Simplifying
2(1 + 3a) + 1 = 21 + 3a
(1 * 2 + 3a * 2) + 1 = 21 + 3a
(2 + 6a) + 1 = 21 + 3a

Reorder the terms:
2 + 1 + 6a = 21 + 3a

Combine like terms: 2 + 1 = 3
3 + 6a = 21 + 3a

Solving
3 + 6a = 21 + 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.
3 + 6a + -3a = 21 + 3a + -3a

Combine like terms: 6a + -3a = 3a
3 + 3a = 21 + 3a + -3a

Combine like terms: 3a + -3a = 0
3 + 3a = 21 + 0
3 + 3a = 21

Add '-3' to each side of the equation.
3 + -3 + 3a = 21 + -3

Combine like terms: 3 + -3 = 0
0 + 3a = 21 + -3
3a = 21 + -3

Combine like terms: 21 + -3 = 18
3a = 18

Divide each side by '3'.
a = 6

Simplifying
a = 6

See similar equations:

| 3a+7=39 | | -5=y-3 | | 16-3m=m+4 | | 3x^2+18x-22=0 | | 5x+3=9+2x | | y^3+5y^2=0 | | 2a-3+5=13 | | 8n-5=n+23 | | 6m=9m+27 | | x+10y=181 | | 5x=32-3x | | 5a=18+2a | | -2a=18 | | 8y-2=6y+14 | | 4y-11=3y+16 | | 6x-x^2=3 | | 7t-7=5t-5 | | 2-3[7-2(4-x)]2x-1= | | 8x+20=6x+6 | | 3m-5=10 | | n+1=(n-2)(n-3) | | 0=n^2-6n+5 | | 11x-90=x | | 33x-64=x | | 3-x/2=4 | | 54=9x | | 5(x+3)-6=4(x+2) | | c^2=27-6c | | 1/2-x=1/5 | | 4(x+3)(6-x)=0 | | 4x+4x+4=1x | | -7=2x^2-5 |

Equations solver categories