write an expression that is equivalent to 3.5a - 1 - 1.5a + 4. 3.5a - 1 - 1.5a + 4 = a + ?
write an expression that is equivalent to 3.5a - 1 - 1.5a + 4. 3.5a - 1 - 1.5a + 4 = a + ?
Answer
Explanation:
Step1: Combine like - terms of 'a'
$3.5a-1.5a=(3.5 - 1.5)a=2a$
Step2: Combine constant terms
$-1 + 4=3$
Answer:
$2a+3$