2(a-1)+6x=21

Simple and best practice solution for 2(a-1)+6x=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 2(a-1)+6x=21 equation:


Simplifying
2(a + -1) + 6x = 21

Reorder the terms:
2(-1 + a) + 6x = 21
(-1 * 2 + a * 2) + 6x = 21
(-2 + 2a) + 6x = 21

Solving
-2 + 2a + 6x = 21

Solving for variable 'a'.

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

Add '2' to each side of the equation.
-2 + 2a + 2 + 6x = 21 + 2

Reorder the terms:
-2 + 2 + 2a + 6x = 21 + 2

Combine like terms: -2 + 2 = 0
0 + 2a + 6x = 21 + 2
2a + 6x = 21 + 2

Combine like terms: 21 + 2 = 23
2a + 6x = 23

Add '-6x' to each side of the equation.
2a + 6x + -6x = 23 + -6x

Combine like terms: 6x + -6x = 0
2a + 0 = 23 + -6x
2a = 23 + -6x

Divide each side by '2'.
a = 11.5 + -3x

Simplifying
a = 11.5 + -3x

See similar equations:

| 2(-5)(-2)(3)(1)= | | 7.50h+12.50=75.00 | | -3(3x+3)=3y+15 | | 800-20x=560 | | 4(p+7)+7p=2p+10 | | 6x+5+7x=-60 | | 8x-5x+2=11 | | 2(6x-3)+2(3x+6)=60 | | -5f=35.5 | | 2(2w+3)=3w-1 | | -y+2+y+2=8 | | 5x+5x-3x+7= | | (-5)(-2)(3)= | | x=-0.75 | | 3x=3x-2 | | (3x+5y)(3x-5y)=0 | | 7x+12=4x+48 | | -2(2x+3)=2y+4 | | 4u^3-16u=0 | | (12+14)xh=52 | | 11=-13+2x | | q(2q-1)(2q+1)= | | 2y-9=12y+31 | | -8+4(-1+2a)=-10+8a | | x=-10000+100y | | 2y-9=12y+3 | | 0(-11)= | | 12(x+26)=16(x+20) | | 12+12+x+x=x-2+x-2+16+16 | | .5x-9=4 | | -3p+5=7p-11 | | -8+3x=-38 |

Equations solver categories