Answer:
75
Step-by-step explanation:
Given data
First term= 87
Second term= -12
Hence,
87 + (-12)
open bracket
+*-= -
= 87 -12
=75
Therefore the equivalent is 75
Answer:
48,42,38.
Step-by-step explanation:
The numbers go down by 6, so just subtract.
<span>the missing exponent is
19
</span>

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