Tom has two other brothers. his brother andy is 4 years older than tom. tom’s other brother sam is 5 years older than andy. the sum of the three boys ages us 28. write an equation and solve it to determine the age of the three boys

Assume that 1400 births are randomly selected and 1378 of the births are girls. use subjective judgment to describe the number of girls as significantly high, significantly low, or neither significantly low nor significantly high. choose the correct answer below. a. the number of girls is neither significantly low nor significantly high. b. the number of girls is significantly high. c. the number of girls is significantly low. d. it is impossible to make a judgment with the given information.

The multiplicative property of equality states that for real numbers a, b, c, and d, if a = b and c = d, then ac = bd. true false

What are the solutions of the equation x4 + 6x2 + 5 = 0? use u substitution to solve.