A lab technician mixes a 10% acid solution with a 50% acid solution to create 40 ml of a 40% solution. How much of each solution must be used?

What is the anwers for 9+2x=5x-3-x

Which two transformations are applied to pentagon abcde to create a'b'c'd'e'? (4 points) translated according to the rule (x, y) ? (x + 8, y + 2) and reflected across the x-axis translated according to the rule (x, y) ? (x + 2, y + 8) and reflected across the y-axis translated according to the rule (x, y) ? (x + 8, y + 2) and reflected across the y-axis translated according to the rule (x, y) ? (x + 2, y + 8) and reflected across the x-axis

Determine which solution is correct for solving 5/7y=6 reciprocals.