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Mathematics
Jason Norman
31 December, 18:35
9 (k - 2) = 3 (k + 4)
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Kason Hester
31 December, 20:55
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Answer: k=5
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Valery Kelly
31 December, 20:58
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Let's solve this problem step-by-step.
9 (k-2) = 3 (k+4)
Step 1: Simplify both sides of the equation.
9 (k-2) = 3 (k+4)
(9) (k) + (9) (-2) = (3) (k) + (3) (4) (Distribute)
9k+-18=3k+12
9k-18=3k+12
Step 2: Subtract 3k from both sides.
9k-18-3k=3k+12-3k
6k-18=12
Step 3: Add 18 to both sides.
6k-18+18=12+18
6k=30
Step 4: Divide both sides by 6.
6k/6=30/6
So, the answer for this problem is k=5.
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