The average height male children in the United States increases from 34 inches at 2 years old to 59 inches at 12 years old and follows a linear relationship over this time period. write a linear equation to model the relationship between the average height, y, of a boy who is X years old. explain your reasoning

Prove that the sum of two consecutive exponents of the number 5 is divisible by 30.if two consecutive exponents are 5n and 5n + 1, then their sum can be written as 30.

Someone answer asap for ! the following statements are true about the coins calvin and sasha have collected. * calvin and sasha has the same amount of money. * calvin has only quarters. * sasha has dimes, nickels, and pennies * calvin has the same number of quarters as sasha has dimes. * sasha has $1.95 in coins that are not dimes. exactly how many quarters does calvin have?

Isaac wants the equation below to have no solution when the missing number is placed in the box. which number should he place in the box?