-3=5k+7

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Solution for -3=5k+7 equation:


Simplifying
-3 = 5k + 7

Reorder the terms:
-3 = 7 + 5k

Solving
-3 = 7 + 5k

Solving for variable 'k'.

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

Add '-5k' to each side of the equation.
-3 + -5k = 7 + 5k + -5k

Combine like terms: 5k + -5k = 0
-3 + -5k = 7 + 0
-3 + -5k = 7

Add '3' to each side of the equation.
-3 + 3 + -5k = 7 + 3

Combine like terms: -3 + 3 = 0
0 + -5k = 7 + 3
-5k = 7 + 3

Combine like terms: 7 + 3 = 10
-5k = 10

Divide each side by '-5'.
k = -2

Simplifying
k = -2

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