What is the solution to the equation 13.7y – 10.6 = 6.2y + 19.4?

Subtract 6.2y from both sides and add 10.6 to both sides: 13.7y − 6.2y = 19.4 + 10.6. This gives 7.5y = 30, so y = 30 ÷ 7.5 = 4. The correct choice is y = 4.

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