3b-8=7b+4

Simple and best practice solution for 3b-8=7b+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 3b-8=7b+4 equation:


Simplifying
3b + -8 = 7b + 4

Reorder the terms:
-8 + 3b = 7b + 4

Reorder the terms:
-8 + 3b = 4 + 7b

Solving
-8 + 3b = 4 + 7b

Solving for variable 'b'.

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

Add '-7b' to each side of the equation.
-8 + 3b + -7b = 4 + 7b + -7b

Combine like terms: 3b + -7b = -4b
-8 + -4b = 4 + 7b + -7b

Combine like terms: 7b + -7b = 0
-8 + -4b = 4 + 0
-8 + -4b = 4

Add '8' to each side of the equation.
-8 + 8 + -4b = 4 + 8

Combine like terms: -8 + 8 = 0
0 + -4b = 4 + 8
-4b = 4 + 8

Combine like terms: 4 + 8 = 12
-4b = 12

Divide each side by '-4'.
b = -3

Simplifying
b = -3

See similar equations:

| 5y+8-3y=9+y-9 | | 8y+8-3y=9+y-9 | | 3(x+8)=4+2x | | 7y+3=49 | | 0.114-32.22= | | 5(-3)+7(1)=17 | | -3(k+9)-(5k-1)=-9k | | 3(m+6)-4(-2m-2)=10(m+2)-5 | | 4zsquared+24z=-160 | | 7n+(7+9)=90 | | 8y+6x=8y+12 | | 6h+3j-9(6h-5j+4k)= | | (2m+3)*2m= | | 6/2(3)=-1 | | (2x-9)+(3x-24)=12 | | -20+7y=-3y | | 6.75x-6-4x+6= | | 22d-(6d-90)= | | 8(-7)-3(-9)=18 | | -3x^2-18+21=0 | | x=-10-(-8) | | -7(n+5)=-6n-7 | | -2.5*2= | | 2a/3-a=5/6 | | 6x+11=8t-15 | | 8(n-5)=9-7n | | 2x+4.5y= | | g(x)=16x+57 | | 5z+2z=6z+7 | | -3m-11=10 | | f(x)=18x+30 | | -14=2x-3 |

Equations solver categories