-7(8+3b)=20-2b

Simple and best practice solution for -7(8+3b)=20-2b 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 -7(8+3b)=20-2b equation:


Simplifying
-7(8 + 3b) = 20 + -2b
(8 * -7 + 3b * -7) = 20 + -2b
(-56 + -21b) = 20 + -2b

Solving
-56 + -21b = 20 + -2b

Solving for variable 'b'.

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

Add '2b' to each side of the equation.
-56 + -21b + 2b = 20 + -2b + 2b

Combine like terms: -21b + 2b = -19b
-56 + -19b = 20 + -2b + 2b

Combine like terms: -2b + 2b = 0
-56 + -19b = 20 + 0
-56 + -19b = 20

Add '56' to each side of the equation.
-56 + 56 + -19b = 20 + 56

Combine like terms: -56 + 56 = 0
0 + -19b = 20 + 56
-19b = 20 + 56

Combine like terms: 20 + 56 = 76
-19b = 76

Divide each side by '-19'.
b = -4

Simplifying
b = -4

See similar equations:

| 5x+45=4x | | g(x)=600x+2000 | | -8x^2+16x=-24 | | x^2-2y^2=9 | | 2(3x-2)+2(x+2)=x+5+3x+4+3x+1 | | 4a+7a=0 | | H=-16x^2+1600 | | 3(4)+5x=2(10)-x | | -4[2-(6a+1)]=4+[2(3a+1)] | | 10x-3=8x-2 | | 15a^2b-24a^5b^2= | | 1/6r=1/3-3 | | y=x^2-2x-143 | | 4x×x/4 | | (x+3)2+2=25 | | y/5-y=3.2/4 | | (2x+1)=13 | | 2n+(3n-8)=28 | | 8x-24=13 | | 11x+40=15x+12-2x | | 500x-0.68=700x+0.18 | | 8(-1+m)+3=2(m-2) | | -16t^2-38t+14=0 | | 13x-(-5)=17 | | y+15=60 | | 2y-9=42 | | -22/1/3 | | -16=k-4-3k | | -4x+9=193+19x | | 8n-(2n+5)=9 | | 3.3=4x+9.9 | | 2j+5=10 |

Equations solver categories