Can you please just tell me the answer two the

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Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.

Valentina is subtracting from . she finds the lcd to be 15y2. what is valentina's next step?

The two cylinders are similar. if the ratio of their surface areas is 9/1.44 find the volume of each cylinder. round your answer to the nearest hundredth. a. small cylinder: 152.00 m3 large cylinder: 950.02 m3 b. small cylinder: 972.14 m3 large cylinder: 12,924.24 m3 c. small cylinder: 851.22 m3 large cylinder: 13,300.25 m3 d. small cylinder: 682.95 m3 large cylinder: 13,539.68 m3