-8a+6=-3a+21

Simple and best practice solution for -8a+6=-3a+21 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 -8a+6=-3a+21 equation:


Simplifying
-8a + 6 = -3a + 21

Reorder the terms:
6 + -8a = -3a + 21

Reorder the terms:
6 + -8a = 21 + -3a

Solving
6 + -8a = 21 + -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.
6 + -8a + 3a = 21 + -3a + 3a

Combine like terms: -8a + 3a = -5a
6 + -5a = 21 + -3a + 3a

Combine like terms: -3a + 3a = 0
6 + -5a = 21 + 0
6 + -5a = 21

Add '-6' to each side of the equation.
6 + -6 + -5a = 21 + -6

Combine like terms: 6 + -6 = 0
0 + -5a = 21 + -6
-5a = 21 + -6

Combine like terms: 21 + -6 = 15
-5a = 15

Divide each side by '-5'.
a = -3

Simplifying
a = -3

See similar equations:

| 3*(s-10)=36 | | D-33=18 | | 5*n-18*4=36 | | ((x^2)+2X+3)*(4X+5)= | | 19-3d=d+59 | | -36-6v=7(5v+1) | | 47x-8=5(10x-7) | | 6x+13=2x+1 | | 8x-(2x+4)=14 | | -3v-6(8v-6)=-6(3v-6) | | -17=-10 | | 8b-8=27+b | | 8a+3=6a+a-7 | | 9-c=(-13) | | 7x-5x=85 | | 5(x-6)+4=7(x+2)+12 | | -X+1+7X=-3+2X+16 | | .25(y-3)=5-2y | | 0.1x^2-0.9x+6.521=0 | | 9x+23=4x+3 | | X+4.5=8.9 | | -12=-(3H-1)+4(2-h) | | 4(5-7y)=28y+20 | | 75=-5x | | -16x^2+96x=128 | | -6m+7=7 | | 0.2x+16=30 | | -6+4w=-14 | | 9+x+0=9+2X | | 3=1.2b+11 | | x+1=5x+1 | | A+7=52 |

Equations solver categories