If y varies directly as x, and x = 4 when y = 20, find y when x = 18.

Find the value of the cosine for angle a

If the value of x increases by 5, how does the value of m(x + 3) change? a) it increases by 5m. b) it increases by 8m. c) it decreases by 5m. d) it decreases by 8m.

During a wright loss challenge your friend goes from 125 pounds to 100 pounds. what was the percent weight loss