-2w+7=-21

Simple and best practice solution for -2w+7=-21 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 -2w+7=-21 equation: 


Simplifying
-2w + 7 = -21

Reorder the terms:
7 + -2w = -21

Solving
7 + -2w = -21

Solving for variable 'w'.

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

Add '-7' to each side of the equation.
7 + -7 + -2w = -21 + -7

Combine like terms: 7 + -7 = 0
0 + -2w = -21 + -7
-2w = -21 + -7

Combine like terms: -21 + -7 = -28
-2w = -28

Divide each side by '-2'.
w = 14

Simplifying
w = 14

See similar equations:

| 4m-18=0 | | 2w-4=w+4 | | 11x+5y=165 | | 3m+m-19-37=0 | | 45z^2=16-22z | | 2x=22x | | -320+40x=4x+40 | | r+0.2=-1.6 | | 8y+8=6+4y | | X+x+1+x+2=294 | | 2500=400+21t | | p(x)=2x^3-3x^2+3x-2 | | 24x-192-16x-24=12x-24-60 | | 1450=400+21t | | 18+5=3 | | M^2+2m-73=0 | | 12+5u=30 | | -85-(-42)=yz | | 610=400+21t | | 3CM=3XCM | | 610(t)=400+21t | | (3n+2n)+3=13 | | 12y+3=9-15 | | 729-49+3a-2+8a+7= | | 15b^2-5b-30= | | Y=2-(0)2 | | 4s-12=5s+21 | | 3x-15=111 | | 50+75=65y | | -6x-10x=72 | | 3=13w-9w-9 | | -8x-36=2(x-3) |

Equations solver categories