The formula v = square root 2.7r models the maximum safe speed, v , in miles per hour , at which a car can travel on a curved road with radius of curvature r , in feet

This is so harddd! solve. 1 + 1 = solve 4 + 4 = solve 3 x 3

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.

Jake bakes and sell apple pies. he sells each pie for $5.75 . the materials to make the pies cost $40. the boxes jake puts the pies in cost & 12.50 total. how many pies does jake need to sell to earn a profit of $50