Why is it important for the leading coefficient to be non zero

If 4 over 9 equals 2 over x, what do you know about their cross products? Their cross products are reciprocals of each other. Their cross products are opposite of each other. Their cross products are not related. Their cross products are equal.

If an arithmetic sequence has the rule an = 3n + 5, then a4 =

Write an expression equivalent to 28/29

A drawing is labeled 1 in. = 3 ft. If the length of one bedroom wall on the drawing is exactly 3 in. long, which proportion should be used to solve for the length of the actual wall?

Tablet weighs 1.23 pounds what is the weight written as a mixed number

What is the 100th term in the pattern with the formula n + 7? 100 93 107 7

I will award brainliest to whoever gives the best answer ... Using the distributive property, which of the following expressions is equivalent to 6 (3 + 6y) ? A. 9 + 6y B. 18 + 6y C. 9 + 12y D. 18 + 36y

The Simon family wants to buy a new camper. They are deciding between a new camper that costs $36,425 and a used camper that costs $19,807. How much money will the Simon family save if they purchase the used camper? A. $16,618 B. $56,232

Given: The length of AB is 46 units. The length of BC is 33 units. The length of AC is 61 units. If ABC is congruent to XYZ, what is the length of XZ? A. 33 units B. 67 units C. 61 units D. 46 units

A square rug has an area 80ft which is the best approximation of the length of one side of the rug ... Explain ... If you can show work A) 6.4ft B) 7.5ft C) 8.9ft D) 20ft