2b-81-8b=-15

Simple and best practice solution for 2b-81-8b=-15 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 2b-81-8b=-15 equation:


Simplifying
2b + -81 + -8b = -15

Reorder the terms:
-81 + 2b + -8b = -15

Combine like terms: 2b + -8b = -6b
-81 + -6b = -15

Solving
-81 + -6b = -15

Solving for variable 'b'.

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

Add '81' to each side of the equation.
-81 + 81 + -6b = -15 + 81

Combine like terms: -81 + 81 = 0
0 + -6b = -15 + 81
-6b = -15 + 81

Combine like terms: -15 + 81 = 66
-6b = 66

Divide each side by '-6'.
b = -11

Simplifying
b = -11

See similar equations:

| 1+6v=13 | | 14=-7/2u | | 11u+8=9u+16 | | 17x+2=5(32x-3)+17 | | 4x+1-1x=19 | | 3x-8+4x=4x+19 | | 4j-64+8=16 | | 6.4h+16.52=-2.4h-10.76 | | -2c+7=-3 | | (2v-5)(6+v)=0 | | -3a+5a=12 | | 8j+7=5j+16 | | 13x-9x+6=20-3x+4x | | 5.1+16.1m=-15.22-9.6m+0.3m | | 11x+116+86=180 | | 12x-5y=83 | | 2=-2[3x+4]+x | | 3x+2=2x-2+7-7 | | 5(x-9)+3=5x+42 | | -8.2p+5.52=-9p | | M-19=-22 | | -14.4r+1.71-1.8r=0.6r-18.45 | | 4t-9=-3 | | 7[x-2]-4x=10 | | 1+1=b | | 5x-3=24+8x | | (7)/(8)-(9)/(4x)=(x-2)/(x) | | 3[1-2x]=-9 | | 12/t=-4 | | 7z-21=-49+3z | | -6.9c=-10.2c-10.89 | | 6n-16=3n-7 |

Equations solver categories