Suppose the system of linear equations has infinitely many solutions. What is the value of y for the second equation?

3x + 12y = 9

x + __ y = 3

A) - 12

B) - 4

C) 12

D) 4

Which equation represents the word sentence? The product of 6 and a number increased by 4 is 28. a. 6x + 4 + 28 b. 6x + 4 = 28 c. 6x - 4 = 28 d. 6x + 28 = 4 a?

An electric motor makes 3000 revolution per minutes. How many degrees does it rotate in one second

A small dog gets fed. 75 cups of dog food twice a day. Using D for the number of days and F for the amount of food in cups: * write an equation relating the variables and use the equation to find how many days a large bag of dog food will last if it

What is the greatest common factor of 15abc^2 and 25a^3bc?

Justin and Lincoln go to the movie theater and purchase refreshments for their friends. Justin spends a total of $14.00 on 4 drinks and 4 bags of popcorn. Lincoln spends a total of $20.50 on 8 drinks and 3 bags of popcorn.

What is the quadratic function that is created with roots at 2 and 4 and a vertex at (3, 1) ?

Four candidates are running for president of the student council. Three other candidates are running for vice-president. How many different ways can the two offices be filled? a. 6 different ways c. 12 different ways b. 10 different way d.

Abcd is a rectangle with b (-5, 0), c (7, 0) and d (7, 3). find the coordinatesof a.

Mary can make a costume twice as fast as Sam can. If they both work together, they can make it in 6 hours. How long will it take Mary to make the costume if she works alone?

An equiangular triangle is also known as: acute right. regular obtuse