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If you simplify the expression 3x(-4x-5), what is the coefficient of x²?

User HAdes
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Final answer:

To simplify 3x(-4x-5), distribute the 3x to -4x and -5, then combine like terms to find -12x² - 15x. The coefficient of x² is -12.

Step-by-step explanation:

To simplify the expression 3x(-4x-5), we can use the distributive property. First, distribute the 3x to both terms inside the parentheses: 3x * -4x = -12x² and 3x * -5 = -15x. Next, combine the resulting terms: -12x² - 15x. The coefficient of is -12.

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User Rudra Mohan
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