Alice ate 3/8 of her sandwich. Later , for a snack , ate another 3/8 of the sandwich write an addition sentence that shows how much of the sandwich Alice ate. Suppose Alice ate the same amount of her sandwich at 3 different times instead of 2. Write an an addition sentence to show the amount she ate as a sum of 3 fractions

Graph red beads cost $1 an ounce and gold beads cost $3 an ounce. juanita wants to purchase a 12-ounce mixture of red and gold beads that she can sell for $2 an ounce. the solution of the system shows the number of beads needed for juanita to break even. x + y = 12, x + 3y = 24 how many ounces of red beads will juanita buy to break even? how many ounces of gold beads will she buy?

Solve 2x2 + 8 = 0 by graphing the related function. there are two solutions: . there are no real number solutions. there are two solutions: 2 and -2

[10 points, algebra 2-simplifying complex fractions]according to my answer key the restrictions are -1 and 4. but why not positive 1?