Mrs. Cable is buying tiles, paint and ribbon to make presents. Tiles cost $1 a piece, paint cost $2.25 per bottle, and ribbon is $1.75 per spool. Write an equation to
represent how much Mrs. Cable will spend. Be sure to specify what the variables
represent.
A4) Write your equation for how much Mrs. Cable is spending here.
Define your variables here.

Abiologist is recording the loss of fish in a pond. he notes the number of fish, f, in the pond on june 1. on july 1 there were 63 fish in the pond, which is 52 fewer fish than were in the pond on june 1. which equation represents this situation? a. f – 52 = 63 b. f – 63 = 52 c. 63 – f = 52 d. f – 63 = –52

Answer! if you don’t mind, can you explain

Agroup of student volunteers participates in a study designed to assess several behavioral interventions for improving output in a repetitive task. prior to the beginning of the study, all volunteers unknowingly observed, and their output is measured. at the beginning of the study, prior to any intervention, the volunteers perform the same task under the observation of a study administrator, and their overall output increases. which of the following terms describes this phenomenon? a. simpson's paradox b. hawthorne effect are d. novelty effect d. pygmalion effect e. observer-expectancy effect