15(b+2)+15+2b-9=90-b

Simple and best practice solution for 15(b+2)+15+2b-9=90-b 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 15(b+2)+15+2b-9=90-b equation:


Simplifying
15(b + 2) + 15 + 2b + -9 = 90 + -1b

Reorder the terms:
15(2 + b) + 15 + 2b + -9 = 90 + -1b
(2 * 15 + b * 15) + 15 + 2b + -9 = 90 + -1b
(30 + 15b) + 15 + 2b + -9 = 90 + -1b

Reorder the terms:
30 + 15 + -9 + 15b + 2b = 90 + -1b

Combine like terms: 30 + 15 = 45
45 + -9 + 15b + 2b = 90 + -1b

Combine like terms: 45 + -9 = 36
36 + 15b + 2b = 90 + -1b

Combine like terms: 15b + 2b = 17b
36 + 17b = 90 + -1b

Solving
36 + 17b = 90 + -1b

Solving for variable 'b'.

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

Add 'b' to each side of the equation.
36 + 17b + b = 90 + -1b + b

Combine like terms: 17b + b = 18b
36 + 18b = 90 + -1b + b

Combine like terms: -1b + b = 0
36 + 18b = 90 + 0
36 + 18b = 90

Add '-36' to each side of the equation.
36 + -36 + 18b = 90 + -36

Combine like terms: 36 + -36 = 0
0 + 18b = 90 + -36
18b = 90 + -36

Combine like terms: 90 + -36 = 54
18b = 54

Divide each side by '18'.
b = 3

Simplifying
b = 3

See similar equations:

| 3=-4r+5+5r | | 15x+12x=141 | | 3(2d+7)=49 | | 3x+14+32-10=180 | | -5x+5y=10 | | 4x-8-(1+x)-(11x-5)= | | 3x+12+32-10=180 | | 6x+3=8+6x | | -5(3b+8)=-24-7b | | 3=y-12 | | 3c^2=8 | | 7n^2-10n+2=0 | | -4.36+1.68y-7.67-8.83y= | | -7(7+6x)=133 | | -3x=o | | 3(2t+3)=6t+9 | | ln(x-2)+lnx=5 | | -4=-3-k-3 | | 7t-11t=12 | | 4(x+3)-4=8(1/4x+1) | | 4g-2=10 | | 9(x+1)=25+x | | -4.36+1.6y-7.67-8.83y= | | 18-4m=7+3(1-2m) | | ln(2x-1)-lnx=0 | | 5c-3=4c+11 | | X-(-11)=15 | | 5(-6-3d)=3(8+70) | | 7z-z-4z=20 | | 7x^2+42x+45=0 | | (15+12)x=141 | | -35-b=5(1-7b)-6b |

Equations solver categories