samuelesbronstein samuelesbronstein

07-04-2021
Mathematics

contestada

Which pair of expressions are equivalent?

27x + 45y and 7(9x + 7y)

2x + 18y and 2(x + 9y)

2(15x + y) and 30x + 15y

10(4x + 5y) and 20x + 10y

Respuesta :

MohamedAzaarena MohamedAzaarena

08-04-2021

Answer:

second one

Step-by-step explanation:

Because when you try to remove the brackets then you should multiply coefficient of x and coefficient of y by 2

So it will be 2x+18y

2*9=18

Answer Link

Otras preguntas

What’s the correct answer

What are the differences between barcode reader and biometric input device

What were the populists fighting for?

What should a caregiver do if he/she becomes aware that a resident is taking OTC medications that have not been prescribed?

The sales tax in the town where Amanda lives is 8%. Amanda paid $40 in sales tax on a new stereo. What was the price of the stereo?

Whoever answers first gets marked as Brainliest

Lorena's backpack has a mass of 22,000 grams. What is the mass of Lorena’s backpack in kilograms? Lorena's backpack weighs___kilograms.

Solve each equation. a. 8x = 2/3 b. 1 1/2 = 2x c. 5x = 2/7 d. 1/4x = 5 e. 1/5 = 2/3x

Jack and his children went into a restaurant where they sell hamburgers for $6 each and tacos for $2 each. Jack has $30 to spend and must buy at least 8 hamburg

Use the remainder theorem and synthetic division to find the value of f(3) if f(x) = x^3 - 6x^2 + 13x - 11 VIEW IMAGE Show the steps of the synthetic division!