Answer:
28
Step-by-step explanation:
(1/2)56 = a - b
28 = a - b
a + 28 = 56
a = 28
:) 17
68 = 4 x L
68 div by 4 = 17
the length is 17
??? Ok so whats the question??
0.4 - 0.40 - 4/10 -