7(k-3)=3k-3

Simple and best practice solution for 7(k-3)=3k-3 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 7(k-3)=3k-3 equation:


Simplifying
7(k + -3) = 3k + -3

Reorder the terms:
7(-3 + k) = 3k + -3
(-3 * 7 + k * 7) = 3k + -3
(-21 + 7k) = 3k + -3

Reorder the terms:
-21 + 7k = -3 + 3k

Solving
-21 + 7k = -3 + 3k

Solving for variable 'k'.

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

Add '-3k' to each side of the equation.
-21 + 7k + -3k = -3 + 3k + -3k

Combine like terms: 7k + -3k = 4k
-21 + 4k = -3 + 3k + -3k

Combine like terms: 3k + -3k = 0
-21 + 4k = -3 + 0
-21 + 4k = -3

Add '21' to each side of the equation.
-21 + 21 + 4k = -3 + 21

Combine like terms: -21 + 21 = 0
0 + 4k = -3 + 21
4k = -3 + 21

Combine like terms: -3 + 21 = 18
4k = 18

Divide each side by '4'.
k = 4.5

Simplifying
k = 4.5

See similar equations:

| 6(2.5+-0.5b)+3b=15 | | 2x^2+x-1=x(2x+4) | | x^4-8x^3-9x+1=0 | | 7x+7=2(5x-9) | | 2*4-5=3 | | a-3m+2a-a= | | 3a+9b=15 | | -6x^2+10x=-2 | | 3(x+3)+3=9 | | 5p-3p+m+p= | | 6a+3b=15 | | 4x=256/x | | a-3m-5a+2m= | | 20=-5/4x | | 70-450/x | | 4-2(7-8x)=0 | | 2x-5=9x+56 | | m/5=3(m-1)/2=2(m-3) | | 4x+24=12x+56 | | 9x+3=3x-6 | | -3m-4a-2m+2a= | | 8x+4=10-23 | | 7v=7v-20 | | 8x+4=5x-13 | | 10v-30/v-3 | | 6a-3p-2a+a= | | yz+z^4= | | 4+2y*3=60 | | B=1/2hq | | -2a-2m-4a-m= | | -7y+11=-3y-25 | | ab-c=3c |

Equations solver categories