Combining like terms with rational coefficients - Questions

1. Combine like terms to create an equivalent expression. \( −2.5(4x−3)\)


2. Combine like terms to create an equivalent expression. \(1.3b+7.8−3.2b\)


3. Combine like terms to create an equivalent expression. \(-\frac{2}{3} p+\frac{1}{5}-1+\frac{5}{6} p\)
Enter any coefficients as simplified proper or improper fractions or integers.


4. Combine like terms to create an equivalent expression. \(\frac{1}{7}-3\left(\frac{3}{7} n-\frac{2}{7}\right)\)
Enter any coefficients as simplified proper or improper fractions or integers.