3a-18=a-2

Simple and best practice solution for 3a-18=a-2 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-18=a-2 equation:


Simplifying
3a + -18 = a + -2

Reorder the terms:
-18 + 3a = a + -2

Reorder the terms:
-18 + 3a = -2 + a

Solving
-18 + 3a = -2 + 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.
-18 + 3a + -1a = -2 + a + -1a

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

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

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

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

Combine like terms: -2 + 18 = 16
2a = 16

Divide each side by '2'.
a = 8

Simplifying
a = 8

See similar equations:

| -17x-14=-82 | | 15x-(9x-4)=10 | | 2-4n=26 | | -7=n-2+3 | | -[8z-(10z+3)]=3+(1z+9) | | 8+4=2x-8 | | 4x^2-12xy=0 | | -7n=n-2+3 | | 7d+d-d-4d-7=5d | | 3x-195=52-10x | | 7n-4n=15 | | 10=-16t^2+40t+3 | | 50-3m=100-8m | | 9(z+4)-2(z-3)=2(z-4)+4(z-2) | | 2x-18=10x+3 | | 7x^2-9x+2h=0 | | n-9=29 | | (-32-6)(-12)= | | 4v+10=6(v+4) | | y=2x^2-4.8x+0 | | 2x+1.3=5.8 | | 5=t-x | | 21x^2-69x+20=0 | | 3r-11=4 | | -8(w-3)=-2w+30 | | 8x+5+8x=26+9x | | 10(z+1)-4(z-3)=3(z-4)+2(2-4) | | -72y^2+15y+130=0 | | Y=170-3x | | (2a+b-3c)(2a+b+3c)= | | 15-6(2x+3)=4x-8x-7 | | 4(q-8)=7q+10 |

Equations solver categories