Isaiah's vegetable garden is 15 feet long by 5 feet wide. He plans to increase the width and length of his garden and put a fence around it. He writes this expression for the total amount of fencing: (x + 15)+(x + 5)+(x + 15)+(x + 5) Write an equivalent expression that uses fewer terms.​

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