4. Rick and Debbie are painting a large bam. Debbie paints twice as fast as Rick. They work together for 16 hours and complete the job. Determine
how fast Debbie and Rick can paint the entire barn separately.

Which mathematical statements are true? 1) if 3 is an odd number, then 3 times 3 is an even number. 2) if 6 is less than 7, then 4 is greater than 7. 3) six is divisible by 3, and 10 is a multiple of 2. 4) the average of the data is greater than the largest value in the data, or it’s less than the largest value in the data. 5) the slope of a linear graph is its rate of change, and the graph’s y-intercept is the initial value. 6) if an equilateral triangle has equal angles, then all its angles will measure 45°.

Answer for 10 points show work you guys in advanced < 3

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 4x^2 - 19x- 5