18a-12=-84

Simple and best practice solution for 18a-12=-84 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 18a-12=-84 equation: 


Simplifying
18a + -12 = -84

Reorder the terms:
-12 + 18a = -84

Solving
-12 + 18a = -84

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 + 18a = -84 + 12

Combine like terms: -12 + 12 = 0
0 + 18a = -84 + 12
18a = -84 + 12

Combine like terms: -84 + 12 = -72
18a = -72

Divide each side by '18'.
a = -4

Simplifying
a = -4

See similar equations:

| 10=4b | | 8a^4-6a^2-1=0 | | 2(-3+x)=-12 | | -2(x-8)+4(2x+3)= | | 17+3w=4 | | 12-18x=-33-3x | | -3x+15x=9 | | -1x+200=20x | | -4(2x+1)=36 | | 0=20x*20x | | -5(4x-9)=-15 | | 9(2n+4)=6(6n+1)+7 | | 2(-10-3x)=-20 | | 4x-2=-2(x-1)+6x | | 2x=-y+12 | | -21m-9=63 | | 3(4w+4)=2 | | 2(-7+6x)=-14 | | 6v+4v=16+5v+7v | | 7(3n+4)=9(8n+5)+9 | | 30h+15=75 | | 10-..5x=.30 | | 12-(0.4*2)= | | -5(4x+5)=-85 | | 10-.x=.30 | | -x^4-5x^3+2x^2=0 | | 2(2n+1)=7(9n+5)+4 | | 55x+50y=252 | | 23.8=3.5d | | 1111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111= | | 7+1+x=3+5 | | X+(0.2x)=420 |

Equations solver categories