Farmer Brown has 210 rows of sunflower plants in his field. Each row has 342 sunflower plants. He estimates that they will harvest the entire field in 18 hours. How many sunflower plants will they harvest each hour?

Step-by-step explanation:

210 rows of sunflower

each row = 342 sunflowers

210 rows = 71820 sunflowers (210×342)

harvesting estimation= 71820 sunflowers in 18 hours

so 1 hour=?

71820÷18=3990. 3990×18=71820

that means, farmer Brown will be harvesting 3990 numbers of sunflower each hour.

have a great day :)

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.