Determine if each quotient is correct. Choose true or false for each equation.

A. -4 ÷ 1 = -4 true or false

B. -6 ÷ (-2) = -3 true or false

C. -7 ÷ (-7) = 1 true or false

D. 10 ÷ (-5) = 2 true or false

Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form

Ascientist wants to use a model to present the results of his detailed scientific investigation. why would a model be useful? a )because the model makes the concepts easier to understand b) because the model is easy to put together and to use c) because the model prevents other scientists from asking questions d) because the model requires the audience to pay full attention to it i don't know what to choose because between a and d a is much more likely than d because it only wants to get the attention of the audience. i'm confuse.

Michelle is planting flowers in her garden. she wants the ratio of daises to carnations to be 3 to 2. michelle wants to plant a total of 35 flowers. how many daises should she plant?