which of these pairs of quantities are proportional to each other? For the quantities that are proportional, what is the constant of proportionality?

Find percent notation for 0.008 0.008=

7. if the value of x varies directly with the value of y, and x = 3 when y = 21. what is the valu y, and x = 3 when y = 21. what is the value of x when y = 105?

If you are trying to move an attached term across the equal sign (=), what operation would you use to move it?