1-3b=9b+7

Simple and best practice solution for 1-3b=9b+7 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 1-3b=9b+7 equation:


Simplifying
1 + -3b = 9b + 7

Reorder the terms:
1 + -3b = 7 + 9b

Solving
1 + -3b = 7 + 9b

Solving for variable 'b'.

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

Add '-9b' to each side of the equation.
1 + -3b + -9b = 7 + 9b + -9b

Combine like terms: -3b + -9b = -12b
1 + -12b = 7 + 9b + -9b

Combine like terms: 9b + -9b = 0
1 + -12b = 7 + 0
1 + -12b = 7

Add '-1' to each side of the equation.
1 + -1 + -12b = 7 + -1

Combine like terms: 1 + -1 = 0
0 + -12b = 7 + -1
-12b = 7 + -1

Combine like terms: 7 + -1 = 6
-12b = 6

Divide each side by '-12'.
b = -0.5

Simplifying
b = -0.5

See similar equations:

| 11x+18y=16 | | 3logx+2logx=10 | | 4s^2-115-3=0 | | 3w-5=5w+7 | | (3a-b)2-4(a+b)= | | 10-2m=16 | | -.05(2x+6)-4=1.6+x+0.4 | | -4x+5y=-4-2 | | 6y=-3x+1 | | 7+-6=4.9 | | 10(x+y)+5y=-2 | | 1(x-3)=-8 | | 3l-5=51-7 | | 5x+3x+3=25 | | 9x+20=4x+5 | | 10x^3*4y^2=0 | | 4x+10(x+y)=4 | | 6x+18y=750 | | xy-2x+3y=21 | | 4w^2+9w+5= | | -2x+27=4x-3 | | 3h+2=2h+5 | | -100=-5x | | x^3+6x^2-7x-60=0 | | 4w+11w= | | 19y=4y^2-5 | | 8x-39=-5x | | 6.4b-4.5b= | | 7x+14=61 | | 5/3=-x/9 | | 9/4r=2732 | | 9w+6w= |

Equations solver categories