What value of x makes the equation true?

–8.6 = –4.1 + x

a. –12.7

b. –4.5

c. 4.5

d. 12.7

Quadrilateral abcd in the figure below represents a scaled-down model of a walkway around a historic site. quadrilateral efgh represents the actual walkway. abcd is similar to efgh. what is the total length, in feet of the actual walkway?

At a kentucky friend chicken, a survey showed 2/3 of all people preferred skinless chicken over the regular chicken. if 2,400 people responded to the survey, how many people preferred regular chicken?

Two variables, x and y, vary inversely, and x=12 when y=4. what is the value of y when x=3?