Brian was thinking of a number. Brian adds 3 then divides by 2 to get an answer of 2.what was the original answer

Consider the following equation -167 + 37 = 49 - 21p select the equation that has the same solution as the given equation. o a. p - 5 + ip = 7 - p ob. +55 + 12p = 5p + 16 c. 2 + 1.25p = -3.75p + 10 d. -14 + 6p = -9 - 6p reset next

The velocity of sound in air is given by the equation , where v is the velocity in meters per second and t is the temperature in degrees celsius. find the temperature when the velocity is 329 meters per second by graphing the equation. round the answer to the nearest degree. show your work.

How can a bar model be used to solve for the unknown variable in the equation below? show your work model and then solve. 2/5n-7=9 1/4