A b and c are positive integers A:B = 3:8 and B:C = is 6:11 What is the smallest possible value of a + b + c

Solve 2x+y=3 x+y=5 in substitution method

Kayla and alberto are selling fruit for a school fundraiser. customers can buy small boxes of grapefruit and large boxes of grapefruit. kayla sold 3 small boxes of grapefruit and 1 large box of grapefruit for a total of $65. alberto sold 1 small box of grapefruit and 1 large box of grapefruit for a total of $55. what is the cost each of one small box of grapefruit and one large box of grapefruit?

Complete the solution of the equation. find the value of y when x equals to 28 x+3y=28