Can yall help me I am struggling with this question and i have no clue what to do1

Find the equation of the line that goes through the points (4, –1) and (2, –5). use slope formula,equation,to find the slope of a line that passes through the points. m = use slope-intercept form, y = mx + b, to find the y-intercept (b) of the line. b = write the equation in slope-intercept form, y = mx + b.

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?

If you have 12 feet of string and you cut it into equal length of 5 inches each how much string will be left