1/2b+7=21/2b-7

Simple and best practice solution for 1/2b+7=21/2b-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 1/2b+7=21/2b-7 equation: 



1/2b+7=21/2b-7

We move all terms to the left:

1/2b+7-(21/2b-7)=0



Domain of the equation: 2b!=0

b!=0/2

b!=0

b∈R





Domain of the equation: 2b-7)!=0

b∈R



We get rid of parentheses

1/2b-21/2b+7+7=0

We multiply all the terms by the denominator


7*2b+7*2b+1-21=0

We add all the numbers together, and all the variables

7*2b+7*2b-20=0

Wy multiply elements

14b+14b-20=0

We add all the numbers together, and all the variables

28b-20=0

We move all terms containing b to the left, all other terms to the right

28b=20

b=20/28

b=5/7

See similar equations:

| -10p+14=6p+28 | | 9x+18=39 | | x^2=(-x+56) | | 2(x-12)+14=16 | | 5/6(x+6)=7/6(x-7) | | 7b-32=16b+7 | | 3(x+5)-4=32 | | 1.95=-1.25n | | 5x+3=7-11x | | -2x+5=3x+9 | | 2x-4(x-5)=-8 | | X/y=5/3 | | ½b+7=2½b-7 | | 8a+16=7a-13 | | 5x+29=84 | | 10+6y=16 | | 20y-2y^2-51=0 | | 3x+43=52 | | 8n^2-43n=30 | | 2(-4x-8)=10 | | 3x-5(x-5)=-3+5x-21 | | X/y=7/8= | | 5(z-2)=2(3z+4)+z | | [-4+8k=68 | | 5=(-4x-8) | | -111+7x=-10x+144 | | 16x=4+12x | | (-10x+153)=(8x-9) | | 0.2p=4=4p= | | 3x-2=14x-5 | | 0.2p=4p= | | 3(2x=5)=-4x-15 |

Equations solver categories