3(3b+1)=2(7b-21)

Simple and best practice solution for 3(3b+1)=2(7b-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 3(3b+1)=2(7b-21) equation:


Simplifying
3(3b + 1) = 2(7b + -21)

Reorder the terms:
3(1 + 3b) = 2(7b + -21)
(1 * 3 + 3b * 3) = 2(7b + -21)
(3 + 9b) = 2(7b + -21)

Reorder the terms:
3 + 9b = 2(-21 + 7b)
3 + 9b = (-21 * 2 + 7b * 2)
3 + 9b = (-42 + 14b)

Solving
3 + 9b = -42 + 14b

Solving for variable 'b'.

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

Add '-14b' to each side of the equation.
3 + 9b + -14b = -42 + 14b + -14b

Combine like terms: 9b + -14b = -5b
3 + -5b = -42 + 14b + -14b

Combine like terms: 14b + -14b = 0
3 + -5b = -42 + 0
3 + -5b = -42

Add '-3' to each side of the equation.
3 + -3 + -5b = -42 + -3

Combine like terms: 3 + -3 = 0
0 + -5b = -42 + -3
-5b = -42 + -3

Combine like terms: -42 + -3 = -45
-5b = -45

Divide each side by '-5'.
b = 9

Simplifying
b = 9

See similar equations:

| 4x-7+2y=6 | | 58x+129=651 | | -20-10= | | 3ab=12 | | N+5n=-18 | | 4x-9+2y=6 | | 3.8y+2.74=-9.9y | | 5a^2+24a+27=0 | | 2=6-5+4 | | 3(x+1)-5+2x=8 | | 10j+6.66=9j-3.54 | | 100j=25 | | -3(4y+4)-14=8(y+5)+4y | | 15X+2=3X+26 | | x+4(x+4)=38 | | -10.13-19.9c=-17c-3.46 | | 2x-(6x-1)=-x-5 | | 3(a+4)/9=2a-12 | | 46-3+x+x+x+x+x+x+x=42 | | 9t=3 | | 4x+2(-1+2x)=12 | | 1.2x-5x+4=.7x | | 6=4x+2y | | 4x+6-7x=18 | | -15.6m=-15.37-18.5m | | 6=7k-15 | | 3(a+4)/9=2a-2 | | 2x^2-6x=4x | | .66n-.66n=6 | | 7x+12=6-x | | -17.54-4.1g=3.66-2.8g+3.37 | | 0.27v-1.6=0.32v-2 |

Equations solver categories