The graph shows a system of which two equations? A.) y = x - 18 and y = x + 4
B.) y = -x +18 and y = 4/3x + 4
C.) y = 18x and y = 4x
D.) y = -x + 18 and y = 3/4x + 4

Help please!!

Write the expression as a constant , a single trigonometric function, or a power of a trigonometric function. sin x cos x/ tan x

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.

Pat listed all the numbers that have 15 as a multiple write the numbers in pats list