You have a (12x+8) and 55* degree and (8x-3) in a equal triangle right like this /\ and have to solve for x please help

Write the fraction or mixed number and the decimal shown by the model

Graph the line that represents a proportional relationship between d and t with the property that an increase of 33 units in t corresponds to an increase of 44 units in d. what is the unit rate of change of dd with respect to t? (that is, a change of 11 unit in t will correspond to a change of how many units in d? )

Twelve less than a number is at most 20