"a rectangle has a perimeter of 80 cm." if its width is x, express its length and its area in terms of c. what is the maximum area of the rectangle? "

The answer would be 7 cages

You move the constant to the right side and change its sign to be 9z= -6 -8. that’s the first step.the second step would be calculate the difference of -8-6 to get -14. you equation should now be 9z=-14the last step is to divide both sides by 9 to get z=-14/9hope this