To find 19+(11+37) lennie added 19 and 11. then he added 37 to the sum. what property did he use?

19 + (11 + 37)

Instead of solving within the parentheses first, Lennie solved 19 + 11.

This is also correct to do so based on the associative property of addition.

The associative property of addition states that you can add numbers regardless of how they are placed.

Associative property of addition: (a + b) + c = a + (b + c)

answer: input the dimensions of the room to be painted. click the button to calculate the amount of paint and man-hours needed for this job.

interior paint coverage depends on the brand of paint used. the coverage amount is listed on the label of the paint can. use this to adjust the values in the paint coverage section below. paint usually is applied at 350 to 400 square feet per gallon (primer at 200 to 300 square feet per gallon).

step-by-step explanation:

the answer would be 44.79

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step-by-step explanation: