In the following equations, what would you multiply the second equation to eliminate the "y"? *(PLEASE I WILL GIVE BRAINLIEST!!)

3x + y = 20
x + y = 12

1) -1

2) 1

3) -3

4) 3

Which term best describes the association between variables a and b? no association a negative linear association a positive linear association a nonlinear association a scatterplot with an x axis labeled, variable a from zero to ten in increments of two and the y axis labeled, variable b from zero to one hundred forty in increments of twenty with fifteen points in a positive trend.

What term makes it inconsistent y=2x - 4

Justin has 750 more than eva and eva has 12 less than justin together they have a total of 63 how much money did