How would you write “the product of five and the sum of a number x and three is twelve” into an equation? show work

a) 5+3x= 12

b) 5(x+3)= 12

c) 5x+3= 12

d) 5x+3=x

Trish receives $450 on the first of each month. josh receives $450 on the last day of each month. both trish and josh will receive payments for next four years. at a discount rate of 9.5 percent, what is the difference in the present value of these two sets of payments?

Which of the following is the true for f(x) = 5cos

Julie goes to the sports store and spends $40.50 before tax. she buys a pair of shorts for $21.75 and 3 pairs of socks that each cost the same amount. how much does each pair of socks cost? $$