-7=9.75(3+10k)-5k

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Solution for -7=9.75(3+10k)-5k equation:


Simplifying
-7 = 9.75(3 + 10k) + -5k
-7 = (3 * 9.75 + 10k * 9.75) + -5k
-7 = (29.25 + 97.5k) + -5k

Combine like terms: 97.5k + -5k = 92.5k
-7 = 29.25 + 92.5k

Solving
-7 = 29.25 + 92.5k

Solving for variable 'k'.

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

Add '-92.5k' to each side of the equation.
-7 + -92.5k = 29.25 + 92.5k + -92.5k

Combine like terms: 92.5k + -92.5k = 0.0
-7 + -92.5k = 29.25 + 0.0
-7 + -92.5k = 29.25

Add '7' to each side of the equation.
-7 + 7 + -92.5k = 29.25 + 7

Combine like terms: -7 + 7 = 0
0 + -92.5k = 29.25 + 7
-92.5k = 29.25 + 7

Combine like terms: 29.25 + 7 = 36.25
-92.5k = 36.25

Divide each side by '-92.5'.
k = -0.3918918919

Simplifying
k = -0.3918918919

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