3a-2(a-9)=2+2a

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


Simplifying
3a + -2(a + -9) = 2 + 2a

Reorder the terms:
3a + -2(-9 + a) = 2 + 2a
3a + (-9 * -2 + a * -2) = 2 + 2a
3a + (18 + -2a) = 2 + 2a

Reorder the terms:
18 + 3a + -2a = 2 + 2a

Combine like terms: 3a + -2a = 1a
18 + 1a = 2 + 2a

Solving
18 + 1a = 2 + 2a

Solving for variable 'a'.

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

Add '-2a' to each side of the equation.
18 + 1a + -2a = 2 + 2a + -2a

Combine like terms: 1a + -2a = -1a
18 + -1a = 2 + 2a + -2a

Combine like terms: 2a + -2a = 0
18 + -1a = 2 + 0
18 + -1a = 2

Add '-18' to each side of the equation.
18 + -18 + -1a = 2 + -18

Combine like terms: 18 + -18 = 0
0 + -1a = 2 + -18
-1a = 2 + -18

Combine like terms: 2 + -18 = -16
-1a = -16

Divide each side by '-1'.
a = 16

Simplifying
a = 16

See similar equations:

| (x-1)(x^2-3x-3)=x-1 | | CosX=-0.69 | | (2x+15)+(6x-57)= | | -12+14=-34 | | Log^3x+log^3(x-6)=3 | | 6xy=-21 | | k=2k-6 | | 3x10^3/650 | | -4q+9=5-5q | | 12=9y-15 | | 4+5=6 | | -3c=-4+3 | | 17=-5w+2 | | h=45t-5tr | | 2x-3-7x=29 | | 4/t-2=14 | | 2x+4x=24solvx | | 3(6-3r)=90 | | 7g+10=-4 | | 8x^2-44x-160=0 | | -4x+4-2x=-2 | | 45/63x35/54 | | 2-2r=10-4r | | 4t-5=26 | | 9/10x20/27 | | Log^2(x^2+2x)=3 | | 15x-9=5x-2 | | 10+7m=5m | | 2x+15=6x-57 | | 2000=400e^5x | | -3+2y=y | | -7x+6-5x=14-5x |

Equations solver categories