The product of 14 and the sum of 30 and an unknown number is equal to-196
write an equation for the statement giving.
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also can you provide me with how to get the answer.

The second term of an arithmetic sequence is 30. the fifth term is 90.calculatei). the commor difference of the sequence ii). the first term of the sequence tje first, second and fifth terms of the arithmetic sequence are the first three terms of a geometric sequence calculate the seventh term of the geometric sequence