990=30(k+3)

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Solution for 990=30(k+3) equation:


Simplifying
990 = 30(k + 3)

Reorder the terms:
990 = 30(3 + k)
990 = (3 * 30 + k * 30)
990 = (90 + 30k)

Solving
990 = 90 + 30k

Solving for variable 'k'.

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

Add '-30k' to each side of the equation.
990 + -30k = 90 + 30k + -30k

Combine like terms: 30k + -30k = 0
990 + -30k = 90 + 0
990 + -30k = 90

Add '-990' to each side of the equation.
990 + -990 + -30k = 90 + -990

Combine like terms: 990 + -990 = 0
0 + -30k = 90 + -990
-30k = 90 + -990

Combine like terms: 90 + -990 = -900
-30k = -900

Divide each side by '-30'.
k = 30

Simplifying
k = 30

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