38
Solve.
26)
Evaluate, if a = 3, b = -9, c=5
2
(4a – 6b – 2c) – (b + c)
27)
Evaluate if a = 7 and b = 6:
3
(—6 + a)
• 2 – 16 ÷ (2 + b)
28)
Evaluate if a = 6, b = —2 and c = 3
3b(2a + 7 – 8) + c
29)
Evaluate if a = 3, b = —1 and c = —2
3c – 2b + a
,
1
Evaluate if a = 4
30)
b =
7
+
−
•
a
(18
a
)
b
My score is ___________/30