Simplify by combining like terms.2(−4y − 9) − 5y

What is the length of side s of the square shown below?

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

Cavaliers principle states that two solids with equal heights and cross-sectional volumes at every level have equal areas.