liljay123 liljay123

12-01-2017
Mathematics

contestada

27-(63-8)and(72-63)-8 is it equivalent or not and why

Respuesta :

katiem320 katiem320

12-01-2017

They are not equivalent because 27-(63-8) is equal to -28 and (72-63)-8 is equal to 1.

Answer Link

LittlestRedTeal LittlestRedTeal

12-01-2017

For the first one is
27-(63-8)
27-55
28

The second one is (72-63)-8
9-8
1

They are not equivalent.

Answer Link

Otras preguntas

“one-third of a number, decreased by 6, equals 11.”

What is virtual memory?

The Atlas Mountains are found in which of the following countries?

the surface area of a square pyramid consists of the sum of the areas of what shapes

Find the product of (2x − 5y)2. A. 4x2 + 20xy + 25y2 B. 4x2 − 20xy + 25y2 C. 4x2 − 25y2 D. 4x2 + 25y2

What is the 5√24 * 3√10?

In "The Gift of the Magi", what is Della's problem in the story? A. She wants to buy Jim a gift but has very little money. B. She wants to know how to dea

Given the triangle below, which of the following is a correct statement? Right triangle ABC with AB measuring 6, AC measuring 3, and BC measuring 7.

What is a synonym for the number 11

What is the name for the new technology that works on the atomic or molecular level? a. nanotechnology b. invisotechnology c. digitech d. spectromotography