QuestionAugust 26, 2025

Simplifying Expressions: 3. Simplify each of the following expressions 6x-4y+4x^2-2y 10-(3x+2)^2 3x(6y-10)+12xy+2

Simplifying Expressions: 3. Simplify each of the following expressions 6x-4y+4x^2-2y 10-(3x+2)^2 3x(6y-10)+12xy+2
Simplifying Expressions:
3. Simplify each of the following expressions
6x-4y+4x^2-2y
10-(3x+2)^2
3x(6y-10)+12xy+2

Solution
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Answer

4x^2 + 6x - 6y, -9x^2 - 12x + 6, 30xy - 30x + 2 Explanation 1. Simplify the first expression Combine like terms: 6x - 4y + 4x^2 - 2y = 4x^2 + 6x - 6y. 2. Simplify the second expression Expand and simplify: 10 - (3x + 2)^2 = 10 - (9x^2 + 12x + 4) = -9x^2 - 12x + 6. 3. Simplify the third expression Distribute and combine like terms: 3x(6y - 10) + 12xy + 2 = 18xy - 30x + 12xy + 2 = 30xy - 30x + 2.

Explanation

1. Simplify the first expression<br /> Combine like terms: $6x - 4y + 4x^2 - 2y = 4x^2 + 6x - 6y$.<br /><br />2. Simplify the second expression<br /> Expand and simplify: $10 - (3x + 2)^2 = 10 - (9x^2 + 12x + 4) = -9x^2 - 12x + 6$.<br /><br />3. Simplify the third expression<br /> Distribute and combine like terms: $3x(6y - 10) + 12xy + 2 = 18xy - 30x + 12xy + 2 = 30xy - 30x + 2$.
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