We can put the two equations together with substitution, and we get
3x + 2y = 30
Now we have a single equation in two variables, so we don't have enough information to solve for both x and y.
Answer:
6 dogs are there who ate the biscuits
Sophia's mom is 22 inches taller than Sophia.
Answer:
So, the step1 is correct.
Step-by-step explanation:
The expression is

So, the step 1 is correct.