The corners of the vertices of cde are c(1,4) d(3,7) e(7,4). if a triangle is reflected over the line y=3 what are the coordinates of the image of d

Nick has box brads. he uses 4 brads for the first project. nick let’s b represent the original number of brads and finds that for the second project, the number of brads he uses is 8 more than half the difference of b and 4. write an expression to represent the number of brads he uses for the second project.

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

If a flying disk is 139 meters in the air and travels at an average of 13 m/s how long is it in the air