3(a+1)=18

Simple and best practice solution for 3(a+1)=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 3(a+1)=18 equation: 


Simplifying
3(a + 1) = 18

Reorder the terms:
3(1 + a) = 18
(1 * 3 + a * 3) = 18
(3 + 3a) = 18

Solving
3 + 3a = 18

Solving for variable 'a'.

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

Add '-3' to each side of the equation.
3 + -3 + 3a = 18 + -3

Combine like terms: 3 + -3 = 0
0 + 3a = 18 + -3
3a = 18 + -3

Combine like terms: 18 + -3 = 15
3a = 15

Divide each side by '3'.
a = 5

Simplifying
a = 5

See similar equations:

| 7x^2-3-9x^2+8+2x= | | 2(w-2)+6=2-3w | | x+0.3=303 | | 4x=10+-26 | | 5(-2-7n)=-39-6n | | P=2(18+15) | | 24x^3+3y^3= | | 3x^2+24y^2+20xy+4x+10y+1=0 | | 23(9x+6)=6x+4 | | 1+3=3-x | | 10x+11y=1080 | | -8v+5(v-4)=-11 | | 2(1x+2)=26 | | 9-6x=8x+5 | | 2(x+2)-5=3x-15 | | 4/5x+1/3=4/30 | | -5(0)+7(1.2)=35 | | 2(q+4)=24 | | -14x=1+12 | | 3x-12=7x+40 | | 3*(y+6)+y=2*(y+9) | | 43n^2-16n=0 | | -4(7x+10)=-152 | | -14=1+12 | | 3(y+6)+y=2(y+9) | | 3+5x+1-2x=-7+4x+8-2x | | 3(3m-1)=4(2m+5) | | 6[2-(3+6x)]-2x=-8+2(1-19x) | | 3(y+6)y=2(y+9) | | 4(6x-2)=-200 | | 20a^3b^4-40a^2b^5c= | | 13x+12=-15x+210 |

Equations solver categories