(9b-1)-4(2b+1)=-2

Simple and best practice solution for (9b-1)-4(2b+1)=-2 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 (9b-1)-4(2b+1)=-2 equation:


Simplifying
(9b + -1) + -4(2b + 1) = -2

Reorder the terms:
(-1 + 9b) + -4(2b + 1) = -2

Remove parenthesis around (-1 + 9b)
-1 + 9b + -4(2b + 1) = -2

Reorder the terms:
-1 + 9b + -4(1 + 2b) = -2
-1 + 9b + (1 * -4 + 2b * -4) = -2
-1 + 9b + (-4 + -8b) = -2

Reorder the terms:
-1 + -4 + 9b + -8b = -2

Combine like terms: -1 + -4 = -5
-5 + 9b + -8b = -2

Combine like terms: 9b + -8b = 1b
-5 + 1b = -2

Solving
-5 + 1b = -2

Solving for variable 'b'.

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

Add '5' to each side of the equation.
-5 + 5 + 1b = -2 + 5

Combine like terms: -5 + 5 = 0
0 + 1b = -2 + 5
1b = -2 + 5

Combine like terms: -2 + 5 = 3
1b = 3

Divide each side by '1'.
b = 3

Simplifying
b = 3

See similar equations:

| 6x^2-25x=-25 | | 11x+28=7x-28 | | 48-12=s | | 32x^2-36x+9=0 | | x^4-21x^2+80=0 | | 32x^2-36x-9=0 | | 4y=6x-2 | | 38-12+5= | | n+4n-11= | | 79+84= | | 42x-8=15x+10 | | 3x^2-12x+15=0 | | 12=-3-2x | | 4[3+(2*8)]= | | -4(7+7x)=140 | | 12=-3+-2 | | 2x(3+1x)=6 | | 18x+48=76x+5 | | 2x^2-3x-15=4 | | 3p+2(2p-3)-8p=25 | | X^2-16x+17=0 | | 2q+4=4-29 | | 34x+126=6x-62 | | x^2=-125 | | 13x+8=9x-20 | | 24x-7=43x+125 | | 5u+17-17u+41= | | 6h-72=4h-30 | | r+1=4r+1 | | 3h-7=5h+1 | | X+4x+5y=26 | | 3(53x+8)=27x |

Equations solver categories