Question

simplify.
6a - 4a

Explanation:

Step1: Identify like terms

Both \(6a\) and \(4a\) are like terms (same variable \(a\) with exponent 1).

Step2: Combine coefficients

Subtract the coefficients: \(6 - 4 = 2\). Then attach the variable \(a\), so \(6a - 4a=(6 - 4)a = 2a\).

Answer:

\(2a\)