100=-10k+140

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Solution for 100=-10k+140 equation:


Simplifying
100 = -10k + 140

Reorder the terms:
100 = 140 + -10k

Solving
100 = 140 + -10k

Solving for variable 'k'.

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

Add '10k' to each side of the equation.
100 + 10k = 140 + -10k + 10k

Combine like terms: -10k + 10k = 0
100 + 10k = 140 + 0
100 + 10k = 140

Add '-100' to each side of the equation.
100 + -100 + 10k = 140 + -100

Combine like terms: 100 + -100 = 0
0 + 10k = 140 + -100
10k = 140 + -100

Combine like terms: 140 + -100 = 40
10k = 40

Divide each side by '10'.
k = 4

Simplifying
k = 4

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