A scientist estimated that a mixture would need 4 milliliters of a chemical to balance. The actual amount needed was 7 milliliters. What was the percent error of the scientist's estimation

12x-18y=9. Solve for y

What can 23/40 be simplified by?

Convert 129/7 into a mixed number

What is another way to write the mumber75

5. (03.02 MC) If f (x) = 2x2 + 4, find f (3).

2. A chain 5 links long is joined to a chain 7 links long. How many links long is the resulting chain?

Evaluate f³+11g-4h when f=3, g=2, h=11

An=-31 + (n-1) - 11 find the eleventh term

Brian works in the lab and feels an empty cylindrical flask with 200 cubic centimeters of liquid. The flask has a radius of 3 cm and a height of 12 cm. What percent of the volume of the flask is not filled with liquid?

436% of what number is 31.61