21=5w+6(w-2)

Simple and best practice solution for 21=5w+6(w-2) 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=5w+6(w-2) equation:


Simplifying
21 = 5w + 6(w + -2)

Reorder the terms:
21 = 5w + 6(-2 + w)
21 = 5w + (-2 * 6 + w * 6)
21 = 5w + (-12 + 6w)

Reorder the terms:
21 = -12 + 5w + 6w

Combine like terms: 5w + 6w = 11w
21 = -12 + 11w

Solving
21 = -12 + 11w

Solving for variable 'w'.

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

Add '-11w' to each side of the equation.
21 + -11w = -12 + 11w + -11w

Combine like terms: 11w + -11w = 0
21 + -11w = -12 + 0
21 + -11w = -12

Add '-21' to each side of the equation.
21 + -21 + -11w = -12 + -21

Combine like terms: 21 + -21 = 0
0 + -11w = -12 + -21
-11w = -12 + -21

Combine like terms: -12 + -21 = -33
-11w = -33

Divide each side by '-11'.
w = 3

Simplifying
w = 3

See similar equations:

| w+4.38=8.45 | | 20x+x^2=400 | | a/130-35=290 | | log(5x-1)=1 | | u-8.93=4.2 | | 7x+15=3x+4x+3 | | 5(x-3)-12=30x-327 | | y13/y6= | | 35-15=(x-9) | | y13/y6 | | 2x-152+12x=72 | | 5-8x=3x+38 | | -4(7x-8)+5=-28+37 | | 11b/9=86 | | 2/3*-7/2*=3/4*-17 | | 7x+7+2x=5x-3 | | 4x-9.6=22 | | 7+x=12+x | | (1/x)-(1/3) | | (4x-6)(2x+4)= | | 10m-29=49 | | 103+58+a=180 | | 8(2y-5)-(7y+5)= | | -15p-5(5-5p)=6(p-2)-37 | | -8x+17=79 | | ln(((x^2)-4)/(1-4x))=0 | | (2-11)= | | 2x+9=15+3x | | m/5-6=2 | | (15+7)y= | | 2[x-(-3x)-(-5)-7]=-3[2x-11-(-7)]+8 | | ln(((x^2)-4)/(1-4x)) |

Equations solver categories