simplify by combining like terms. 7.73a - 4.15a ?a enter the number that goes in the green box.

simplify by combining like terms. 7.73a - 4.15a ?a enter the number that goes in the green box.
Answer
Explanation:
Step1: Identify like - terms
The terms $7.73a$ and $-4.15a$ are like - terms.
Step2: Subtract the coefficients
We subtract the coefficient of the second term from the coefficient of the first term. $7.73−4.15 = 3.58$.
Answer:
$3.58$