-2a+-a+9=3a-9

Simple and best practice solution for -2a+-a+9=3a-9 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 -2a+-a+9=3a-9 equation:


Simplifying
-2a + -1a + 9 = 3a + -9

Reorder the terms:
9 + -2a + -1a = 3a + -9

Combine like terms: -2a + -1a = -3a
9 + -3a = 3a + -9

Reorder the terms:
9 + -3a = -9 + 3a

Solving
9 + -3a = -9 + 3a

Solving for variable 'a'.

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

Add '-3a' to each side of the equation.
9 + -3a + -3a = -9 + 3a + -3a

Combine like terms: -3a + -3a = -6a
9 + -6a = -9 + 3a + -3a

Combine like terms: 3a + -3a = 0
9 + -6a = -9 + 0
9 + -6a = -9

Add '-9' to each side of the equation.
9 + -9 + -6a = -9 + -9

Combine like terms: 9 + -9 = 0
0 + -6a = -9 + -9
-6a = -9 + -9

Combine like terms: -9 + -9 = -18
-6a = -18

Divide each side by '-6'.
a = 3

Simplifying
a = 3

See similar equations:

| -(6y+5)-(-5y-8)=0 | | 5x-5(-3)=25 | | 4x+69=8x-69 | | 4(-6+6)= | | -11x+6=25x-30 | | 6+3y-1=8y+23-3y | | (28/3x^8)(6/7x^3) | | (2u-5)(7+u)=0 | | 3.09x+8.50=6.50 | | 0=2x^2+10x-25 | | 180=6(6-4x) | | 5x+5(-3)=25 | | 2x+111=5x+20 | | 2ax=3x+a | | 4/5*11/6 | | 5(-1-y)-5y=25 | | 25x-5y4/35x5y2 | | 12n-23.4=-14+28.8 | | f(x)=(x+2)*2 | | -1+4(2+5r)=-133 | | X^2-68x-44=0 | | (a**5)/3= | | 3x+75=90 | | 5(-1+1y)-5y=25 | | -3/2=-3/5y-4/3 | | 6(3x-8)=3(6x+4) | | -66=-6(5-m) | | 3.09x+2=6.50 | | a**5/3= | | x^2+600x+64375=0 | | 2(6+8)= | | 990=5x^3 |

Equations solver categories