Gina's brother is taking an oline science course. it takes 84 days to complete. how many weeks does it take to complete the course?

1 week= 7 days

a
588 weeks
b
77 weeks
c
15 weeks
d
12 weeks

Given f(x) = 10x + 4 and g(x) = 3x - 8, what is f(x) + g(x) ? - 7x - 4 - 13x + 4 - 7x + 4 - 13x - 4

Divide. write in the simplest form. 4 1/6 divided by 10

Sundar used linear combination to solve the system of equations shown. he did so by multiplying the first equation by 5 and the second equation by another number to eliminate the y-terms. what number did sundar multiply the second equation by? 2x+9y=41 3x+5y=36