21=7(w-5)

Simple and best practice solution for 21=7(w-5) 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 21=7(w-5) equation:


Simplifying
21 = 7(w + -5)

Reorder the terms:
21 = 7(-5 + w)
21 = (-5 * 7 + w * 7)
21 = (-35 + 7w)

Solving
21 = -35 + 7w

Solving for variable 'w'.

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

Add '-7w' to each side of the equation.
21 + -7w = -35 + 7w + -7w

Combine like terms: 7w + -7w = 0
21 + -7w = -35 + 0
21 + -7w = -35

Add '-21' to each side of the equation.
21 + -21 + -7w = -35 + -21

Combine like terms: 21 + -21 = 0
0 + -7w = -35 + -21
-7w = -35 + -21

Combine like terms: -35 + -21 = -56
-7w = -56

Divide each side by '-7'.
w = 8

Simplifying
w = 8

See similar equations:

| 5s^2+12s-416=0 | | -2500-4.05=-3000x | | 12x+9489=12 | | x^2+5xy+6y^2=3 | | -1/3(p | | 66=0.8x+72 | | -5(1+k)=-5 | | 3/8x=1/3 | | 9x=5(x-8) | | 27-v=247 | | Y-13.7=24.8 | | 10=-4x+30 | | -9=4w+7 | | 4x=9y+sY | | 1/21=28/x | | 2x-5(x-5)=-9+5x-22 | | 16b^4-81=0 | | 4y-30=-3(y+3) | | 1000/4=7/x | | 9x+8y=18 | | 4/6x1/3 | | 35=19+x | | 2x+y+3=3+5y-x | | 22=-6(x-4)-2 | | 15/12=x/4 | | 9/x=0.75 | | 3x-2+6x+3=x | | k(5)=6(5)+100 | | 2(4x-3)=4+7x | | x/9=64/72 | | 2x-5=8-x | | 7x^2+0.5x=0.01 |

Equations solver categories