3(1.45)+4.2(1.75)= 5.25+7.35= 12.6 therefore Harold spent $12.60 on apples.
Answer:

Step-by-step explanation:
To add fractions <em>with the same denominator</em>, simply add the numerators:

So:

N - the number
14 + n = 17 |subtract 14 from both sides
n = 3
Thanks for the helpful answers