if a triangle has side lengths of (x + 2), (3x + 1), and (2x + 5), respectively, and a rectangle has a length of (x + 6) and a width of (x + 9), find the value of x so that the perimeters of the two figures are equal..

Which steps could be part of the process in algebraically solving the system of equations, y+5x=x^2+10 and y=4x-10

Martha has a deck of cards. she has lost some of the cards, and now the deck only contains nine spades, eleven diamonds, eight clubs, and twelve hearts. martha predicts that whenever she draws a card from the deck without looking, she will draw a club one-fifth of the time. which activity would best allow martha to test her prediction? a. randomly draw a card from the box and see if it is a club. b. randomly draw a card. then, continue to draw another card until all eight clubs are drawn. c. randomly draw and replace a card 120 times. then, observe how close to 30 times a club is drawn. d. randomly draw and replace a card 100 times. then, observe how close to 20 times a club is drawn.

You so much whoever answers with accuracy •the parent function of the graph of f(x) is the square root function, which was reflected across the x-axis. which of the following is the equation of f(x)?