6x + 9y = -15 Cx + 3y = -5
What value of C would produce a system that has infinite number of solutions? Justify your answer
Please help me

What fraction of one year is 8 months

Nine more than four times a number is the same as one less than twice the number. find the number?

The amount spent on food and drink by 20 customers is shown below what is the modal amount spent and the median amount spent? 40 25 8 36 18 15 24 27 43 9 12 19 22 34 31 20 26 19 17 28