The sum of Juan's pats and Nancy's ages is 37 years l. Juan and Nancy are the same age and pat is 7 years older than Nancy. What's pats age

True or false? 1. All linear functions are direct variations. (true or false?) 2. The constant of variation for the function y = x is 0. (true of false?)

The lifetime of a 2-volt non-rechargeable battery in constant use has a normal distribution with a mean of 516 hours and a standard deviation of 20 hours. Ninety percent of all batteries have a lifetime less than A. 517.28 hours B. 536. 00 hours C.

The standard form of the equation of a parabola is x = y2 + 10y + 22. What is the vertex form of the equation?

Kim had 13 pencils she gave some pencils to her friend and then she got two new pencils now she has 9 pencils how many pencils did she give to her friend

A total of 630 tickets were sold for the school play. they were either adult tickets or student tickets. there were 70 fewer student tickets sold than adult tickets. how many adult tickets were sold?

The number of fish in Lake Karachay in Chernobyl, Ukraine were counted and recorded in the population chart below

Without graphing, classify each system of equations as independent, dependent, or inconsistent. Solve independent systems by graphing. 1) 5 - y = 2x 6x - 15 = - 3y 2) 6y + 2x = 8 12y + 4x = 4

A bag contains 10 marbles: 3 are green, 5 are red, and 2 are blue. Karen chooses a marble at random, and without putting it back, choose another one at random.

5 (1 + 4x) + 2 x = 27 5+20x + 2x = 27 27 x (divide) 27 27 x divide) 27 X=1 what is the mistake?

What is the difference between 300 (three hundreds) and 00.3 (three-hundredths) ?