What is the answer to this question (-4uv²)³

Which equation and solution can be used to solve this problem? thirteen less than a number is sixteen. 13-n=16: add 13 to both sides. the answer is 29. n+13=16: subtract 13 from both sides. the answer is 3. n+16=13 subtract 13 from both sides. the answer is 3. n-13=16: add 13 to both sides. the answer is 29.

What is the unit rate of, 75% high fiber chimp food to 25% high protein chimp food.

What is the area of a triangle with vertices at (-3 3) (-3,2) and (1,2)?