10k+20=8(k+20)

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Solution for 10k+20=8(k+20) equation:


Simplifying
10k + 20 = 8(k + 20)

Reorder the terms:
20 + 10k = 8(k + 20)

Reorder the terms:
20 + 10k = 8(20 + k)
20 + 10k = (20 * 8 + k * 8)
20 + 10k = (160 + 8k)

Solving
20 + 10k = 160 + 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.
20 + 10k + -8k = 160 + 8k + -8k

Combine like terms: 10k + -8k = 2k
20 + 2k = 160 + 8k + -8k

Combine like terms: 8k + -8k = 0
20 + 2k = 160 + 0
20 + 2k = 160

Add '-20' to each side of the equation.
20 + -20 + 2k = 160 + -20

Combine like terms: 20 + -20 = 0
0 + 2k = 160 + -20
2k = 160 + -20

Combine like terms: 160 + -20 = 140
2k = 140

Divide each side by '2'.
k = 70

Simplifying
k = 70

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