3.4k+(.63-.81k)+.9=5.7

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Solution for 3.4k+(.63-.81k)+.9=5.7 equation:


Simplifying
3.4k + (0.63 + -0.81k) + 0.9 = 5.7

Remove parenthesis around (0.63 + -0.81k)
3.4k + 0.63 + -0.81k + 0.9 = 5.7

Reorder the terms:
0.63 + 0.9 + 3.4k + -0.81k = 5.7

Combine like terms: 0.63 + 0.9 = 1.53
1.53 + 3.4k + -0.81k = 5.7

Combine like terms: 3.4k + -0.81k = 2.59k
1.53 + 2.59k = 5.7

Solving
1.53 + 2.59k = 5.7

Solving for variable 'k'.

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

Add '-1.53' to each side of the equation.
1.53 + -1.53 + 2.59k = 5.7 + -1.53

Combine like terms: 1.53 + -1.53 = 0.00
0.00 + 2.59k = 5.7 + -1.53
2.59k = 5.7 + -1.53

Combine like terms: 5.7 + -1.53 = 4.17
2.59k = 4.17

Divide each side by '2.59'.
k = 1.61003861

Simplifying
k = 1.61003861

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