Why is x = 4 a solution to the proportion 14/x = 56/16

Need 50 will mark brainliest answer. find the lengths of all the sides and the measures of the angles.

Write each of the following numerals in base 10. for base twelve, t and e represent the face values ten and eleven, respectively. 114 base 5 89t base 12

Answer for 15 points (look at the image)