3=2x-(-7)

Simple and best practice solution for 3=2x-(-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 3=2x-(-7) equation: 



3=2x-(-7)

We move all terms to the left:

3-(2x-(-7))=0



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

2x-(-7)

We add all the numbers together, and all the variables

2x+7

Back to the equation:

-(2x+7)



We get rid of parentheses

-2x-7+3=0

We add all the numbers together, and all the variables

-2x-4=0

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

-2x=4

x=4/-2

x=-2

See similar equations:

| 3(-3-3b)-5(3-3b=0 | | x2+2x=90 | | 3x+4(-x+1)=10 | | -129=-3(1+6m) | | 8(x+1)=-12x | | 5=-0.0336x+20.5 | | 125m-100m+35,700=35700-150m | | x=29.4 | | 92=-2(6n+2) | | 6x+6x=24 | | -5p-10=-6-6p | | -(3-b)=6b+5 | | x+12.6=42 | | 21=5+4w | | 12x+3=30x+2 | | 5z-3(9z+12)=-64 | | X+6+2x=-9 | | 4x+5=2x-111 | | -4p+2p=-12 | | -2u–5u=7 | | -8n+7(8+3n)=-16+4n | | 3.6g+6=1.6g+16 | | 5x+4x-60=45 | | 42=r+5r | | -s3–17=-14 | | 6.9g+9=4.9g+17 | | 17=17+d4 | | 160=16t-0.2t^2 | | 12x+5=49 | | 54=9(a+4) | | 7/2x+1/2x=45/2+9/2x | | y+25=3(55)-15 |

Equations solver categories