Question 1172273

Allyn is 31 years older than David. The sum of their ages is 49. How old is Allyn?
<pre>Let Allyn's age be A
Then David's is A - 31
We then get: A + A - 31 = 49
2A = 80
Allyn or {{{highlight_green(matrix(1,6, A, "=", 80/2, "=", 40, years-old))}}}