7(b-81)=63

Simple and best practice solution for 7(b-81)=63 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(b-81)=63 equation: 


Simplifying
7(b + -81) = 63

Reorder the terms:
7(-81 + b) = 63
(-81 * 7 + b * 7) = 63
(-567 + 7b) = 63

Solving
-567 + 7b = 63

Solving for variable 'b'.

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

Add '567' to each side of the equation.
-567 + 567 + 7b = 63 + 567

Combine like terms: -567 + 567 = 0
0 + 7b = 63 + 567
7b = 63 + 567

Combine like terms: 63 + 567 = 630
7b = 630

Divide each side by '7'.
b = 90

Simplifying
b = 90

See similar equations:

| 30-(x+2)=8x-2 | | 10d=20 | | 5=v/2-14 | | 3(-4+5x)=93 | | 7(w-76)=77 | | 3+4g=19 | | 200+.5=400 | | 2=16-2c | | 3(-3+x)=-9 | | 5+3t=17 | | 8x-5(5-3)=18 | | 12=8+2j | | -2(5-4x)=54 | | 2x-x^2=-25-10 | | 6=2+2c | | 7(4-5x)=308 | | 8a^2-56a=0 | | 3(7x-5)=174 | | 9y-11-4y+8=0 | | 6(3+4x)=-3 | | -3(x-5)=2(-2x-6)+6 | | 3(9+7x)=27 | | x=-9(.5)-1 | | 3(7-6x)=21 | | 140n^2=-36nZ+8 | | -3(4+6x)=-48 | | x+9y=-1 | | --3(4r-8)=-36 | | -2X+3X=-25 | | -8x-6=3x+27 | | 6(9+2x)=78 | | 7y-(3y+12)=8-(5y-2) |

Equations solver categories