How many minutes are there in 21/4 hours

The recursive formula for an arithmetic sequence is f (n+1) = f (n) + 4; f (0) = -2 Which of the following equations are linear models for this sequence? Select all that apply. A y=4x-2 B y=-2x+4 C f (n) = -2n+4 D f (n) = 4n-2

Alex is drawing rectangles with different areas on a centimetre grid he can draw 3 different rectangles with an area of 12cmsquared a) How many different rectangles could alex draw with an area of 11cmsquared? B) Give a reason for ur anwser

A rectangle skate park is 60 yards long and 50 yards wide. plans call for increasing both the length and width of the park by x yards

How do you find the x-intercepts of a rational function?

Which type of correlation would you expect to see between the amount of time it takes to finish a test and the grade on the test? A. positive correlation B. negative correlation C. no correlation

2. Solve the following system. Show all your work. - 3x + 2y + z = - 6 x + 3y + 2z = 5 4x + 4y + 3z = 13 Is there a step I'm skipping because every time I add the first 2 equations, I keep getting - 2x + 5y + 3z with no variables eliminated.

Lucy wants to divide 18.6 by 1.2 in order to estimate the quotient which is the best expression to use? A:10:1 B:10:2 C:20:1 D:20:2

Makes a manifesto where it expresses a commitment for the respect and tolerance for the other and the other

What is uses numbers, variables,& operation symbol

What is the answer to 7 (10-3x) = 5 (10-4x