Question

Joe is thinking of two #'s. Joe says that the larger of the two #'s is 6 less than twice the smaller number and that their sum is 42. Find out what the two #'s are.

Answer 1

So we have:
\[a=2b-6; a+b=42\]
Solve.

Answer 2

would there have to be let statements?

Answer 3

Let a be the whatever number and b be the whatever number then: what I wrote, solution.