3a+4=a+18

Simple and best practice solution for 3a+4=a+18 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 3a+4=a+18 equation:


Simplifying
3a + 4 = a + 18

Reorder the terms:
4 + 3a = a + 18

Reorder the terms:
4 + 3a = 18 + a

Solving
4 + 3a = 18 + 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.
4 + 3a + -1a = 18 + a + -1a

Combine like terms: 3a + -1a = 2a
4 + 2a = 18 + a + -1a

Combine like terms: a + -1a = 0
4 + 2a = 18 + 0
4 + 2a = 18

Add '-4' to each side of the equation.
4 + -4 + 2a = 18 + -4

Combine like terms: 4 + -4 = 0
0 + 2a = 18 + -4
2a = 18 + -4

Combine like terms: 18 + -4 = 14
2a = 14

Divide each side by '2'.
a = 7

Simplifying
a = 7

See similar equations:

| 4+-15= | | -15+(-12)= | | 4x+8=64 | | 3(t-1)=9+t | | 25=-15+5x | | -16+3p=-(8p-2)+5p | | -5(x-2)+8x=19 | | 98.6-t=129.2 | | 2x-8+4x=16 | | (10x-4)=(6x+2) | | 8(2h-10)=16h | | 6(x-6)=29-7x | | 25=6t-11t | | 6(5x+12)=162 | | 7x-13=78 | | 11x=19-(-14) | | 2w-6w=-32 | | 11=3c+2 | | Y+3=-4+8 | | -7(2x-8)=-3x-32 | | 14-47=3(x-3)-9 | | -7-6=-3+x | | 18+2x=13+3x | | 10x=30 | | 3c-5=2c+5 | | 6+7+m= | | -4(x+2)-11=16+1 | | -23=-2a-10+a | | 2n-5=8n+7 | | 14(x-9)=-8-6 | | -8=3x-2 | | -8(8+8v)-5=443 |

Equations solver categories