Find the equation of the straight line which passes through the two points (1,5) and (-2,4).Suppose the equation is y=ax+b. Find a, b.

Show me how you find x and determine what x is you i appreciate it : )

Jabari is power washing houses for a summer job. for every job, he charges an initial fee plus $30 for each hour of work. his total fee for a 4 -hour job, for instance, is $170 . jabari's total fee, f, for a single job is a function of the number, t, of hours it takes him to complete the job. write the function's formula.

Pyramid shown has a square base that is 18 inches on each side has a surface area of 164 square inches what is the slant height