Multiply each equation by a number that produces opposite coefficients for x or y 4x + 5y = 7 X =
3x - 2y = -12 X =

Abox contains 1 plain pencil and 4 pens. a second box contains 5 color pencils and 5 crayons. one item from each box is chosen at random. what is the probability that a plain pencil from the first box and a color pencil from the second box are selected? write your answer as a fraction in simplest form.

Write each fraction as an equivalent fraction with a denominator of 120then write the original fractions in order from samllest to largest

10 ! in a race, nick is 50 feet in front of jay after ten seconds. how fast can nick run, if jay can run 20 feet per second?