Question

2.5a + 3 = 15.5 (10.-10,5,-5)​

Answer 1

Answer:

5

Step-by-step explanation:

2.5a+3 =15.5 2.5a = 15.5-3 =12.5 a =12.5/2.5 =5

Answer 2

$2.5a + 3 = 15.5$

$2.5a = 15.5 - 3$

$2.5a = 12.5$

$a = \frac{12.5}{2.5}$

$a = 5$