(9b-9)-4(2b+3)=-4

Simple and best practice solution for (9b-9)-4(2b+3)=-4 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-9)-4(2b+3)=-4 equation:


Simplifying
(9b + -9) + -4(2b + 3) = -4

Reorder the terms:
(-9 + 9b) + -4(2b + 3) = -4

Remove parenthesis around (-9 + 9b)
-9 + 9b + -4(2b + 3) = -4

Reorder the terms:
-9 + 9b + -4(3 + 2b) = -4
-9 + 9b + (3 * -4 + 2b * -4) = -4
-9 + 9b + (-12 + -8b) = -4

Reorder the terms:
-9 + -12 + 9b + -8b = -4

Combine like terms: -9 + -12 = -21
-21 + 9b + -8b = -4

Combine like terms: 9b + -8b = 1b
-21 + 1b = -4

Solving
-21 + 1b = -4

Solving for variable 'b'.

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

Add '21' to each side of the equation.
-21 + 21 + 1b = -4 + 21

Combine like terms: -21 + 21 = 0
0 + 1b = -4 + 21
1b = -4 + 21

Combine like terms: -4 + 21 = 17
1b = 17

Divide each side by '1'.
b = 17

Simplifying
b = 17

See similar equations:

| 3b-1=23 | | 8x+2y=-16 | | 6(x+8)=14+4*x | | 8(-3m+5)=15+m | | 6x+3=-2x+11 | | x^3-5i=0 | | 700=500+50x | | 4x+10=-26-5x | | 8x=3y-11 | | 4+10x=22+x | | 5(5x+9)=13-x+7 | | 3/3=3b/3 | | 18-4(-1)=6-16(-1) | | 2x-(3x+7)=9 | | X^5=5i | | -7x+2=-37+6x | | -395x-40=-21 | | 2x-1=y-1 | | 4(3x-2)+4(3-x)=30 | | 2x+462=1246 | | 3x-21=10x-72 | | (3y)(2x)(4x)=96 | | 4(3+4v)=44 | | 2x^2+1=-4x | | 0.12y+0.09(y+9000)=1650 | | 50k+60=40k+70 | | 5x-3x+6=5x-x | | 6a^2+13a+5= | | 8j=104 | | -y+5y-3+4=y-1 | | 52=4(1+4a) | | (2x+3y)dx+(3x+2y)dy=0 |

Equations solver categories