Answer two questions about Systems A and B: System A
System B
-3x - 2y = 4
52 - 8y = -1
5.1 - 8y = -1
-3.2 – 2y = 4
1) How can we get System B from System A?
Help now plz I’ll mark u brainliest

(a) calculate the molarity of a solution that contains 0.0345 mol nh4cl in 400 ml of solution. (b) how many moles of hno3 are present in 35.0 ml of a 2.20 m solution of nitric acid? (c) how many milliliters of 1.50 m koh solution are needed to supply 0.125 mil of koh ?

Which ordered pair is a solution of the equation? 2x+3y=10

Vertical angles must check all that apply