-10a+12+9-3a=

Simple and best practice solution for -10a+12+9-3a= 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 -10a+12+9-3a= equation:


Simplifying
-10a + 12 + 9 + -3a = 0

Reorder the terms:
12 + 9 + -10a + -3a = 0

Combine like terms: 12 + 9 = 21
21 + -10a + -3a = 0

Combine like terms: -10a + -3a = -13a
21 + -13a = 0

Solving
21 + -13a = 0

Solving for variable 'a'.

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

Add '-21' to each side of the equation.
21 + -21 + -13a = 0 + -21

Combine like terms: 21 + -21 = 0
0 + -13a = 0 + -21
-13a = 0 + -21

Combine like terms: 0 + -21 = -21
-13a = -21

Divide each side by '-13'.
a = 1.615384615

Simplifying
a = 1.615384615

See similar equations:

| f(x)=2x^3-6xf(x+1) | | 720/x-38 | | 9x^5-4x=0 | | 1.8x=-1.7 | | 2/5a=1/4 | | (x+8)+4=16 | | X+5=6-7x | | 60/x=38=48 | | y=4x^2+5x-6 | | (1+1.2x+0.6x^2)=0 | | 4x^3-24x^2+48x-1=0 | | 4x^3-24x^2+48x-1=y | | (1+1.2x-0.6x^2)=0 | | 1-1.8x+0.81x^2=0 | | 5x-5+3=23 | | lnx=-.22 | | 2x^2+7x-83=0 | | -3x+1=8x-5 | | 2n^2+88n-2730=0 | | 12x+18+10x-40+60=15x-15-20 | | 9r+8r-3r= | | 9a+2a=-7 | | 3x-1/6x | | 4(-4x^2+5x)-(2x-4x^2)= | | 3(5x+1)+5(x-5)= | | 2e-4=10 | | 4(4x+1)+5(x-5)= | | 5x-5+6x-8+4x+10=180 | | 9y+3=-24 | | 5x-5+6x-8=180 | | 2(-4.5+m)=4(m-3)+5.5 | | 7k-12=58 |

Equations solver categories