Question

the pair of equations x=a and y=b has ________ solution.

unique solution

a) infinitely many

b) no

c) none of these

d) none of these​

Answer 1

Answer:

Step-by-step eWhat happens when a solution of an acid is mixed with a solution of a base  

in a test tube?

2) Write the chemical formula of hydrated copper sulphate and anhydrous  

copper sulphate.

3) Why cake or bread becomes soft & spongy on adding baking powder? Write  

chemical equation.xplanation:

Answer 2

Answer:

maybe no I just think ha by the way good morning