(15b-3)-7(2b+2)=4

Simple and best practice solution for (15b-3)-7(2b+2)=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 (15b-3)-7(2b+2)=4 equation:


Simplifying
(15b + -3) + -7(2b + 2) = 4

Reorder the terms:
(-3 + 15b) + -7(2b + 2) = 4

Remove parenthesis around (-3 + 15b)
-3 + 15b + -7(2b + 2) = 4

Reorder the terms:
-3 + 15b + -7(2 + 2b) = 4
-3 + 15b + (2 * -7 + 2b * -7) = 4
-3 + 15b + (-14 + -14b) = 4

Reorder the terms:
-3 + -14 + 15b + -14b = 4

Combine like terms: -3 + -14 = -17
-17 + 15b + -14b = 4

Combine like terms: 15b + -14b = 1b
-17 + 1b = 4

Solving
-17 + 1b = 4

Solving for variable 'b'.

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

Add '17' to each side of the equation.
-17 + 17 + 1b = 4 + 17

Combine like terms: -17 + 17 = 0
0 + 1b = 4 + 17
1b = 4 + 17

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

Divide each side by '1'.
b = 21

Simplifying
b = 21

See similar equations:

| -3x-12=12 | | 3(2z-2)-3(4-3z)=6 | | 8(x+5)=96 | | 43+5y-2=17y-13-3y | | 2+3x=26+x | | 3x-1=13x-101 | | -5-(-9)= | | 2x+40=9x-30 | | 7x(x-9)=0 | | 2(4-2x)=16 | | 12x-17=8x+3 | | 64-3x=6x+24 | | 2n+2=6 | | 5-10x=39-24x | | 8=2n | | 3x+34=5x+12 | | -146-9x=9x+16 | | 5y-6+y+20=7y+20-3y | | 2x+10=-80-7x | | 12x+6=7x+36 | | 106-2x=6x+10 | | n+2=x-14-n | | y(y-8)=-15 | | -21-3x=9-8x | | 62-5x=9x+20 | | 5x+5=77-4x | | 3t^2+t-10=0 | | 4+11x=74+x | | 4x^2+20x+25=0 | | 5x+38=15x-52 | | 6x+62=12x+12 | | 2a^2-8a=0 |

Equations solver categories