The equation d = can be used to calculate the density, d, of an object with mass, m, and volume, V. Which is an equivalent equation solved for V?



The equation f = v + at represents the final velocity of an object, f, with an initial velocity, v, and an acceleration rate, a, over time, t.


Which are equivalent equations? Select two correct answers.





The formula for the circumference of a circle is C = 2r, where r is the radius and C is the circumference. The equation solved for r is r = .

The goals against average (A) for a professional hockey goalie is determined using the formula A = 60 . In the formula, g represents the number of goals scored against the goalie and t represents the time played, in minutes.




Which are equivalent equations? Select two correct answers.



The slope, m, of a linear equation can be found using the formula m = , where the x- and y-values come from two ordered pairs, and (x1, y1) and (x2, y2).

The circumference of a circle can be found using the formula C = 2r.





Marta is solving the equation S = 2πrh + 2πr2 for h. Which should be the result?




Solve for a.7a - 2b = 5a + b


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