3(5k-7)=35+8k

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Solution for 3(5k-7)=35+8k equation:


Simplifying
3(5k + -7) = 35 + 8k

Reorder the terms:
3(-7 + 5k) = 35 + 8k
(-7 * 3 + 5k * 3) = 35 + 8k
(-21 + 15k) = 35 + 8k

Solving
-21 + 15k = 35 + 8k

Solving for variable 'k'.

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

Add '-8k' to each side of the equation.
-21 + 15k + -8k = 35 + 8k + -8k

Combine like terms: 15k + -8k = 7k
-21 + 7k = 35 + 8k + -8k

Combine like terms: 8k + -8k = 0
-21 + 7k = 35 + 0
-21 + 7k = 35

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

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

Combine like terms: 35 + 21 = 56
7k = 56

Divide each side by '7'.
k = 8

Simplifying
k = 8

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