7b+8+2b=4b-12

Simple and best practice solution for 7b+8+2b=4b-12 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 7b+8+2b=4b-12 equation:


Simplifying
7b + 8 + 2b = 4b + -12

Reorder the terms:
8 + 7b + 2b = 4b + -12

Combine like terms: 7b + 2b = 9b
8 + 9b = 4b + -12

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

Solving
8 + 9b = -12 + 4b

Solving for variable 'b'.

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

Add '-4b' to each side of the equation.
8 + 9b + -4b = -12 + 4b + -4b

Combine like terms: 9b + -4b = 5b
8 + 5b = -12 + 4b + -4b

Combine like terms: 4b + -4b = 0
8 + 5b = -12 + 0
8 + 5b = -12

Add '-8' to each side of the equation.
8 + -8 + 5b = -12 + -8

Combine like terms: 8 + -8 = 0
0 + 5b = -12 + -8
5b = -12 + -8

Combine like terms: -12 + -8 = -20
5b = -20

Divide each side by '5'.
b = -4

Simplifying
b = -4

See similar equations:

| 80+x+25= | | 9x^2+4x^2=6561 | | Y+5=5+4x | | .142(10+x)=7 | | 3+x+2x=x-7 | | 42a^2-12ab-30b^2= | | 27.49-15=22x | | 4y-6x=20 | | 3(4(1)+1)-9(1)=6(2-(1)) | | X^3+y^3-4=0 | | 3(16-4t)+4y=8 | | -4+9=-3x+2 | | 8x-3=x+25 | | -6w-4=9 | | .1(300-x)=25 | | 5=1.5+0.12c | | 4x+1=2x+23 | | 5x+7x-76=57-7x | | 5n+3=11+7n | | 2x^3+5x^2+x-2=0 | | (X-5)+74=180 | | g(x)=12x^2+5-7 | | 6x+4x-51=34-7x | | 2x^3+5x^2=2-x | | -4y=-2x+6 | | .25(x+9)=7 | | x^2-x+54=0 | | -7x+11+8x=5+x+6 | | 147x+185y=6 | | 5x+3(x-2)=18 | | 21x+75y=42 | | (X+40)+106=180 |

Equations solver categories