3(a-5)=18

Simple and best practice solution for 3(a-5)=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-5)=18 equation: 


Simplifying
3(a + -5) = 18

Reorder the terms:
3(-5 + a) = 18
(-5 * 3 + a * 3) = 18
(-15 + 3a) = 18

Solving
-15 + 3a = 18

Solving for variable 'a'.

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

Add '15' to each side of the equation.
-15 + 15 + 3a = 18 + 15

Combine like terms: -15 + 15 = 0
0 + 3a = 18 + 15
3a = 18 + 15

Combine like terms: 18 + 15 = 33
3a = 33

Divide each side by '3'.
a = 11

Simplifying
a = 11

See similar equations:

| 5=-x | | -9+x=3 | | 3x+6=7x-4 | | x^2-10x+10=0 | | y=13x | | y(3y-2)-6=3y(1-y) | | 2.5X=10X+X | | -44=11x | | x-6=-4 | | -x-17=2x+10 | | -2x=-20 | | -3=-x | | (w+5)(w-12)=0 | | 2(2.5x+4)=6x+4 | | 2x^2+x-14=-11 | | -7=x-8 | | 16.665+X=3.2X+X | | X^2+6=8x | | 54x^2-3x-25=15 | | 16.665=3.2X+X | | 1.665=3.2X+X | | 10x^2+2x+5=0 | | n=-98.70+0.05x | | 3=12+x | | (5y+4)(1+y)=0 | | 7u-19=6u | | 2.5X=3.2X+X | | n=0.05x-98.70 | | X^2=3x+10 | | 17x^2-26x=0 | | 4s-2t-5s+t= | | 3w+6=3 |

Equations solver categories