3k-9=8k+3(k+5)

Simple and best practice solution for 3k-9=8k+3(k+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 3k-9=8k+3(k+5) equation:


Simplifying
3k + -9 = 8k + 3(k + 5)

Reorder the terms:
-9 + 3k = 8k + 3(k + 5)

Reorder the terms:
-9 + 3k = 8k + 3(5 + k)
-9 + 3k = 8k + (5 * 3 + k * 3)
-9 + 3k = 8k + (15 + 3k)

Reorder the terms:
-9 + 3k = 15 + 8k + 3k

Combine like terms: 8k + 3k = 11k
-9 + 3k = 15 + 11k

Solving
-9 + 3k = 15 + 11k

Solving for variable 'k'.

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

Add '-11k' to each side of the equation.
-9 + 3k + -11k = 15 + 11k + -11k

Combine like terms: 3k + -11k = -8k
-9 + -8k = 15 + 11k + -11k

Combine like terms: 11k + -11k = 0
-9 + -8k = 15 + 0
-9 + -8k = 15

Add '9' to each side of the equation.
-9 + 9 + -8k = 15 + 9

Combine like terms: -9 + 9 = 0
0 + -8k = 15 + 9
-8k = 15 + 9

Combine like terms: 15 + 9 = 24
-8k = 24

Divide each side by '-8'.
k = -3

Simplifying
k = -3

See similar equations:

| 5/4=t/28 | | am*ak=am+k | | -4p+2(-8-3p)=-4p+8 | | c+2c=150 | | -13y+11x=163 | | 10x+2x-4=-6x+15 | | Ix-6I=6 | | Logx(12-x)=2 | | 45+x=-3(5-7x) | | 19(4c-1)-2=74c+19 | | g(x)=0.03 | | 5n-44=7(n-8) | | -x-9y=39 | | 4x-5x=-9+1+2x-7 | | -8c-41=-53-5c | | 8c-41=-53-5c | | 45p=27 | | 6-3n=4n+1+5 | | x*x-5x+4=0 | | 12+5k=3k-3+5 | | 3(2z-1)-3(5-3z)=6 | | 5x^2-25=100 | | -9b-6b=-10b-20 | | 6x=9y | | 6(d-5)+3= | | 4+4n=-4n+6n | | 0.33r+4=1.33r+9 | | 5x+6-(9x-2)= | | 0.33r+4=1.33+9 | | lx+55=154 | | 25+t=25 | | 3w-6=-24 |

Equations solver categories