Start by distributing
30x - 300 = 15x
add 300 to both sides
30x = 300 + 15x
subtract 15x from both sides
15x = 300
divide both side by 15
x = 20
8 maple donuts
11 chocolate donuts
19 donuts total, where there are 3 fewer maple donuts than chocolate donuts. (11-3=8).
<u><em>It can't be simplified!</em></u>
240/4=60 so 60x5=300. Traveled 300 miles in 5 hours