Question

The football team scored 1 touchdown, 3 field goals, and

no extra points. How many points did they score in all?
Hint: a touchdown is worth 6 points, a field goal worth 3,
and an extra point worth one.

Answer 1

1t + 3g + 0e = x
t=6
g=3
e=1

1(6) + 3(3) + 0(1) = x
6 + 9 + 0 = x
15 = x