3(a+4)=13

Simple and best practice solution for 3(a+4)=13 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 3(a+4)=13 equation:


Simplifying
3(a + 4) = 13

Reorder the terms:
3(4 + a) = 13
(4 * 3 + a * 3) = 13
(12 + 3a) = 13

Solving
12 + 3a = 13

Solving for variable 'a'.

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

Add '-12' to each side of the equation.
12 + -12 + 3a = 13 + -12

Combine like terms: 12 + -12 = 0
0 + 3a = 13 + -12
3a = 13 + -12

Combine like terms: 13 + -12 = 1
3a = 1

Divide each side by '3'.
a = 0.3333333333

Simplifying
a = 0.3333333333

See similar equations:

| -2.05x(3.01)= | | 20p-10=30 | | 5.36+p+6.47= | | 32r(-6)= | | 15x^2+82x+99=0 | | 6(q-2)= | | 0.5x-0.2=y | | X+7/6=148 | | 9y-3(2y-4)=-15 | | 5*(x/3)-12*(x/4)-(4x/12)=3-2x | | -33+j+14= | | 3x^2+35=0 | | s+7+96= | | 152/3/9/10=t | | 15x-13x+5=2(1x+12) | | 23x+34=23+12x+7 | | x^2-y-8x=6 | | 6x-4(2x+2)=12 | | 977.5/200=d | | 17x-12-7x=3(5x+6) | | y+10x=18 | | 1/4x+2/3x=8 | | -2(x-6)-21= | | 2y^2-8x-12y+10=0 | | 27/18= | | 48x^2+4x-30=0 | | 10y-(2y+12)=20 | | 2(4x-4)=12x-8-4x | | 977.5/200 | | 6(5a+4)=5a-11 | | 9x^2-36=4y^2 | | 8n-5=-8(6+5n) |

Equations solver categories