dayangela679 dayangela679

09-02-2018
Mathematics

contestada

Clara simplifies {8b-4r}- {2b-r} and says the result is 6b-5r. What error did Clara make?

Respuesta :

awesomerhode awesomerhode

09-02-2018

She regrouped the numbers instead of multiplying like 8b(2b-r) -4r(2b-r).

Answer Link

gabbystuart3 gabbystuart3

26-07-2018

She did not distribute the negative. Poor Clara.

Answer Link

Otras preguntas

how is life in a city more rewarding than life outside a city

What causes the difference between quiet and explosive eruptions?Explain.

What causes the difference between quiet and explosive eruptions?Explain.

Explain how a leaf is like a factory?

Two numbers are in the ratio 3:2. If the smaller number is 24, find the larger number

What causes the difference between quiet and explosive eruptions?Explain.

What causes the difference between quiet and explosive eruptions?Explain.

how to write 3 9/100 into a decimal?

What is .185 as a fraction

What is .185 as a fraction