Question

evaluate 3ac - a + b if
(1) a = 2, b = 1 and c = 4
(2) a = -2, b = 3 and c = 5

Answer 1

Step-by-step explanation:

--b = 10-1 = 9

c++ = 40

+b = 10

so

a = --b +c ++ + b;

or a= 9-40-10