84=-2(5b-7)

Simple and best practice solution for 84=-2(5b-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 84=-2(5b-7) equation: 



84=-2(5b-7)

We move all terms to the left:

84-(-2(5b-7))=0



We calculate terms in parentheses: -(-2(5b-7)), so:

-2(5b-7)

We multiply parentheses

-10b+14

Back to the equation:

-(-10b+14)



We get rid of parentheses

10b-14+84=0

We add all the numbers together, and all the variables

10b+70=0

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

10b=-70

b=-70/10

b=-7

See similar equations:

| 132x+312=14 | | 2u=1u+19 | | 10x-7x+7=37 | | 20/22=n/55 | | 3/4x+2x=-1/4x+24 | | y+1.94=3.43 | | 5t-8=5t-10+2 | | 7.5(h+3)=6.25+10 | | 2e+2=5 | | 31x=297 | | 50x=35x+3 | | X+65=2x+15 | | 2.25x+4.50=31.50 | | X-1=4x+x-8+-3x | | 7(r+4)-5r=-4(1+2r) | | 7(r+4)-5r=-4+-8r | | 5(x+10)-3(x+6)=-10 | | 2(x+24)+4(x+6)=-6 | | m+7/2=8 | | 139=6x+7x+9 | | 4n-6=8n | | 8=9-7c | | 4x+7+7x=62 | | 7=9n+3 | | 2^2x+4^x=32 | | 3x+2=3x+3-1 | | x+4/16=5/8+x-9/9 | | 2(x+1)=4x=3(2x-1)+8 | | 2w-2w-24=0 | | 3x/11=x/8+13 | | 8z-13=-3(-2z+4)+1 | | 500=0.75x-(650+0.25x) |

Equations solver categories