Which is the approximate solution to the system y= 0.5x+ 3.5 and y= -2/3x + 1/3
shown on the graph?

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

Can someone tell me if this is perpendicular? !

Suppose you are choosing a 6-digit personal access code. this code is made up of 4 digits chosen from 1 to 9, followed by 2 letters chosen from a to z. any of these digits or letters can be repeated. find the total number of personal access codes that can be formed. 492,804 341,172 39,917,124 4,435,236