a-18=9-8a

Simple and best practice solution for a-18=9-8a 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 a-18=9-8a equation:


Simplifying
a + -18 = 9 + -8a

Reorder the terms:
-18 + a = 9 + -8a

Solving
-18 + a = 9 + -8a

Solving for variable 'a'.

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

Add '8a' to each side of the equation.
-18 + a + 8a = 9 + -8a + 8a

Combine like terms: a + 8a = 9a
-18 + 9a = 9 + -8a + 8a

Combine like terms: -8a + 8a = 0
-18 + 9a = 9 + 0
-18 + 9a = 9

Add '18' to each side of the equation.
-18 + 18 + 9a = 9 + 18

Combine like terms: -18 + 18 = 0
0 + 9a = 9 + 18
9a = 9 + 18

Combine like terms: 9 + 18 = 27
9a = 27

Divide each side by '9'.
a = 3

Simplifying
a = 3

See similar equations:

| x^2+13x-264=0 | | 6x^2+25x+4=0 | | 8x-40=6x^2-5x+100 | | 8x^2-26.83281573x+9=0 | | 20x^3-5x=0 | | y^3-5y^2-y=-5 | | 3x-14=x-8 | | 0=6x^2-33x+140 | | 4q^2-4q+5=0 | | 3a(x-y)-5a(y-x)=8ax-8ay | | 64x^4-720x^2=-81 | | x^8-y^6=0 | | 2(5z-1)-2(z+1)=3(z+1) | | 10=z+15 | | d-3.03=2 | | -14+t=26 | | n+7.1=8.6 | | (3x^4+2x^3-6)-(7x^2-3x+4)= | | 45+f=48 | | 2x+2=6x+14 | | 3(6z-1)-4(z+3)=12(z+1) | | b-28=33 | | w+5=4 | | g2+4g-32=0 | | -4(t-7)-(t+2)=11 | | j+0=9 | | k+8=3 | | -4(t-7)(t+2)=11 | | 6=g+8 | | -6x-=3 | | 1.6=(r+4)+r | | a+4=11 |

Equations solver categories