Which values for A and B will create infinitely many solutions for this system of equations?

4 x minus A y = 15. Negative 4 x + 6 y = B.
1. A = negative 6, B = 15
2. A = 6, B = 15
3. A = 6, B = negative 15
4. A = negative 6, B = negative 15

Question 1(multiple choice worth 1 points)(07.06 mc)a group of students must collect at least $150 to organize a science fair. they have already collected $30. which graph best represents all remaining amounts of money, in dollars, that thestudents should still collect to organize the science fair? -210 -180 -150 - 120 -90-60 -300306090 120 150 180 210-210 -180 -150 - 120 -90 -60 -30 0 30 60 90 120 150 180 210-210 -180-150 - 120 -90-60-300 30 60 90 120 150 180 210-210 -180 -150 - 120.90 -60 -30 0 30 60 90 120 150 180 210

What is the size of the matrix resulting from

Why did the ice arena get so hot after the big game (this is math related google it to find the paper