Translate the sentence into an equation 4 less than the product of 9 and a number is 7 use variable b for unknown number

The multiplication property of zero states that the product of any number and 0 is 0. what must be true about either a or b to make ab=0

What is the difference between the points (4, 7) and (4, -5)? a. 0 units b. 2 units c. 4 units d. 12 units

Adecorative window is made up of a rectangle with semicircles at either end. the ratio of ad to ab is 3: 2 and ab is 30 inches. what is the ratio of the area of the rectangle to the combined area of the semicircles? possible answers: a. 2: 3 b. 3: 2 c. 6: π d. 9: π e. 30: π