QuestionAugust 27, 2025

26) -10(x-7)-7(x+2) 28) 9(7k+8)+3(k-10)

26) -10(x-7)-7(x+2) 28) 9(7k+8)+3(k-10)
26) -10(x-7)-7(x+2)
28) 9(7k+8)+3(k-10)

Solution
4.6(312 votes)

Answer

Expression 26: -17x + 56 ### Expression 28: 66k + 42 Explanation 1. Distribute terms in expression 26 Apply distribution: -10(x-7) = -10x + 70 and -7(x+2) = -7x - 14. 2. Combine like terms in expression 26 Combine: -10x - 7x + 70 - 14 = -17x + 56. 3. Distribute terms in expression 28 Apply distribution: 9(7k+8) = 63k + 72 and 3(k-10) = 3k - 30. 4. Combine like terms in expression 28 Combine: 63k + 3k + 72 - 30 = 66k + 42.

Explanation

1. Distribute terms in expression 26<br /> Apply distribution: $-10(x-7) = -10x + 70$ and $-7(x+2) = -7x - 14$.<br /><br />2. Combine like terms in expression 26<br /> Combine: $-10x - 7x + 70 - 14 = -17x + 56$.<br /><br />3. Distribute terms in expression 28<br /> Apply distribution: $9(7k+8) = 63k + 72$ and $3(k-10) = 3k - 30$.<br /><br />4. Combine like terms in expression 28<br /> Combine: $63k + 3k + 72 - 30 = 66k + 42$.
Click to rate: