-3a+20+6a=2a-9a

Simple and best practice solution for -3a+20+6a=2a-9a 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+20+6a=2a-9a equation:


Simplifying
-3a + 20 + 6a = 2a + -9a

Reorder the terms:
20 + -3a + 6a = 2a + -9a

Combine like terms: -3a + 6a = 3a
20 + 3a = 2a + -9a

Combine like terms: 2a + -9a = -7a
20 + 3a = -7a

Solving
20 + 3a = -7a

Solving for variable 'a'.

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

Add '7a' to each side of the equation.
20 + 3a + 7a = -7a + 7a

Combine like terms: 3a + 7a = 10a
20 + 10a = -7a + 7a

Combine like terms: -7a + 7a = 0
20 + 10a = 0

Add '-20' to each side of the equation.
20 + -20 + 10a = 0 + -20

Combine like terms: 20 + -20 = 0
0 + 10a = 0 + -20
10a = 0 + -20

Combine like terms: 0 + -20 = -20
10a = -20

Divide each side by '10'.
a = -2

Simplifying
a = -2

See similar equations:

| 9x+16=34 | | y=-16(x-0.5)2+k | | 6x+14=-8x+112 | | 0.5(4x+6)=-6x | | 5x+12=-2x-20 | | 7=6n+7n | | 5x+12=5x-20 | | 3/8=10/m | | 7r+7=2r-3 | | 5(x-12)=10+5(3x-4) | | 85=15+2x | | 6/x=9/3 | | 2x+13=-7x-19 | | 7w-2w=45 | | 0=10-2y-4x | | H(t)=-32t^2+288 | | -3(2x+5)-7=-23 | | 5=.5x+1.5y | | 8k^2-4k=18 | | (12i)/15=x/(4i) | | x/-3-10=15 | | 3x+3x+x+3=94 | | 8x-3+4x-3=18 | | 9=3y+x | | 24+4=7w | | 2[x+4]=2[-8-x]-2 | | k^2-6=-k | | 7p-6=85 | | -6x=20-5y | | 9x^2+2x-5x^3= | | (6x-3)-(4x-3)= | | 12-3/10 |

Equations solver categories