Use the equation q=y+9 to find the value of q when y=8. q=

Serena is making an experiment. for that, she needs 20 grams of a 52% solution of salt. she has two large bottles of salt water: one with 40% and the other with 70% of salt in them. how much of each must she use to make the solution she needs? i am in need of

In 3 years, dianna will be 4 times as old as she was 33 years ago. how old is dianna now? translate the phrase "in 3 years" into algebraic terms.

For breakfast, clarissa can choose from oatmeal, cereal, french toast, or scrambled eggs. if she selects a breakfast at random, what is the likelihood that she will choose oatmeal?