Ralph has $10 in his wallet. He wants to buy 5 pencils, 3 pens, and 2 notebooks from the school store how much money does Ralph need?

Which shows the correct substitution of the values a, b and c from the equation 1=-2x+3x^2+1

Atriangle has side lengths of x, x+11, and 3x+5. what is the perimeter?

During each minute of a comedy show, carlin laughs 55 times. carlin watches 33 comedy shows every day, and each show is 40 minutes long. how many times does carlin laugh every day due to the comedy shows?