-3(w+5)=21

Simple and best practice solution for -3(w+5)=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 -3(w+5)=21 equation:


Simplifying
-3(w + 5) = 21

Reorder the terms:
-3(5 + w) = 21
(5 * -3 + w * -3) = 21
(-15 + -3w) = 21

Solving
-15 + -3w = 21

Solving for variable 'w'.

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

Add '15' to each side of the equation.
-15 + 15 + -3w = 21 + 15

Combine like terms: -15 + 15 = 0
0 + -3w = 21 + 15
-3w = 21 + 15

Combine like terms: 21 + 15 = 36
-3w = 36

Divide each side by '-3'.
w = -12

Simplifying
w = -12

See similar equations:

| 5x^3+5x^2+5=0 | | x^2+13xy+22y^2=0 | | -12+6x=9x+27 | | -3a-5.3=11.23 | | 10X^3+70=-10 | | -14+54=-4(x+4) | | 3x+2x+9y+14+45=180 | | 0=w^2-6w+27 | | X-.4x=102 | | 3x+14+45+2x+9y=180 | | -120=5(7z+4) | | 3z-8z=4z-2-6z | | A^2-81/100= | | -44+6n=-5+45n | | 8w-32=6(w-3) | | -50=2(3e-7) | | log^4x=log^4(8-x) | | 3x+14+45=180 | | 1/5n=-( | | 6x-7=6(x-9) | | -4a+11=-a+2 | | (5x+8)+(5x+8)=6x+56 | | 8(x+9)-3x=5(x-8)+2 | | 14=-5w+3(w+4) | | 14w^2+33w-15= | | 6x+67=3x+14 | | 5n^2=-8+41n | | x^3-10*x-100=0 | | a+56=-11(1+6a) | | k-43=-50 | | 4y+3+7y-18=90 | | -4(4y-6)+3(3y+6)= |

Equations solver categories