What are some complex fractions with unknown numbers

Whats is 2.25n - 3 = 5.5n + 10

Ron has a bag containing 3 green pears and 4 red pears. He randomly selects a pear then randomly selects another pear, without replacement. Which tree diagram shows the correct probabilities for this situation? HS_AL2_L2_S2_04_07_Q1_optiona.

Jamie rolls a 6-sided die 30 times and determines that the experimental probability of rolling a 2 is 1/5. The theoretical probability of rolling a 2 is 1/6.

The ancient Greeks were not able to construct a perpendicular bisector for a given line segment using only a straightedge and compass. A. True B. False

You make a profit of 0.75 $ for every bracelet you song. Right and solve any Quetion to determine how many bracelets (b) you must sell to earn enough money to buy the soccer cleats showing which are $36

Write the number in exponential notation: 2x2x2x2x2x3x3x5x5x5 24 x 3² x 5² 2² x 34 x 52 2x3x5 23x32x5

Solve - 14 + 5x = - 12 really need this answer

Doug and Ken are meeting for lunch at Rodrigo's Mexican Restaurant. Doug's work place is 5 miles from the restaurant and Ken's work place is 7 miles from the restaurant.

6x2/5 will be greater or less than 2/5

Over winter break, Raymond worked 12.5 hours at the library and 20.5 hours at a café. The library paid him $13 per hour. If he earned a total of $459.75 from both jobs, how much did the café pay Raymond per hour?