Claire mowed 5 lawns last week. show mowed each lawn in 7/12 hour. she mowed the same lawns this week in 5/12 hour each using her new lawn mower. how many times longer was claire's time to now all the lawns last week than this week?

hour or 50 minutes

Step-by-step explanation:

Last week:

Claire mowed 5 lawns

She mowed each lawn in hour.

She spent

hours to mow 5 lawns.

This week:

Claire mowed 5 lawns

She mowed each lawn in hour.

She spent

hours to mow 5 lawns.

Difference:

hour or 50 minutes.

no

step-by-step explanation:

2-7=-5

7-2=5

when you combing like terms for ech expression, 5 and -5. these numbers are not equal to each other.