The average rate of change of f(x)=3x^2 over -2,x is -4. What is the value of x?

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.

8litres of paint can cover 129.6 m². how much paint is required to paint an area of 243m²?

The points (1, 7) and (0, 2) fall on a particular line. what is its equation in slope-intercept form?