SHANEPAGDANGANAN558GO
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1.Evaluate a + 2b -c, If a=6, b=4 and c= -2
2.3a - 2b + 5
3.2(a - 3b)
4.a - 2b + 3c
5.a(2a + 4b - c)
6.c(2a + b)
7.-(a + 2b - 3c)
8.- 2a + 4ac
9.5abc - 3(c - b)


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Sagot :

1. 16
2. 15
3. -12
4. -8
5. 180
6. -32
7. -20
8. -60
9. -222

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