-4a+-9a+a-9a=12

Simple and best practice solution for -4a+-9a+a-9a=12 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 -4a+-9a+a-9a=12 equation: 


Simplifying
-4a + -9a + a + -9a = 12

Combine like terms: -4a + -9a = -13a
-13a + a + -9a = 12

Combine like terms: -13a + a = -12a
-12a + -9a = 12

Combine like terms: -12a + -9a = -21a
-21a = 12

Solving
-21a = 12

Solving for variable 'a'.

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

Divide each side by '-21'.
a = -0.5714285714

Simplifying
a = -0.5714285714

See similar equations:

| 128=r^9 | | sqrtm-7=n+3 | | 2x+29y=-3 | | 4x+8(x+6)=360 | | 5(j-2)=16-10-11j | | 2x^2-5x+4x-10=54 | | 128=r^2 | | (3y-7)(3-y)=0 | | 7cos^2x-5=5cosx | | 0=6p(3p-7) | | e^7*x=16 | | x=e^10x | | x=6p(3p-7) | | 32.663=p+11.362 | | tan^2x-2tanx-5=0 | | n+65=32 | | 3(10t-3)+6t=75 | | 4x+2-3x=11 | | 1950x(1+0.06)2= | | 5n+4n+32= | | 1.7+0.03x=0.2-0.02x | | 6x+2x+40= | | 4b+5b+2b-7b=20 | | 5(4-2x)+14x=-20 | | 5n-42+32= | | 13+27-18+20= | | -4(-6-5x)-23=9(2x+3) | | 5(2x+3)-4(2x-8x)+7(3x)+2[4(-8-x)+2(7x-9)+1]=3x-21+6x-(-8) | | 5x-4(3x-12)=132 | | 19+2-3+7= | | 2(2b+2)-5(2b-3)=3 | | 0.8x+1.1=3x-1.1 |

Equations solver categories