Rob has 3 times as msny baseball cards as kiara. together, they have 32 baseball cards. how many baseball cards does rob have

16. you're planning to buy a boat, a motor, and some miscellaneous boating equipment. the boat costs $325, the motor costs $225, and the equipment costs $79. if you've saved $438 toward these purchases, how much more do you need to save? a. $181 b. $281 c. $291 d. $191

Can someone me i’m confused. will give brainliest and a whole bunch of points

3x = 729 solve for x plz . it's urgent. will mark