daisymarleypeanut daisymarleypeanut

13-03-2020
Mathematics

contestada

.
Choose the correct simplification of (5x + 7y)(4x - 6y). (4 points)

20x2 + 2xy + 42y2

20x2 - 2xy - 42y2

20x2 - 2xy + 42y2

20x2 + 2xy - 42y2

Respuesta :

owoella owoella

13-03-2020

Answer:

second equation :

( 20x² — 2xy — 42y² )

Step-by-step explanation:

expand the two brackets.

Answer Link

Otras preguntas

Solve the system using elimination. x-2y = - 12 - x + 4y = 20

Why was voting in private frowned upon for so long in the United States

How did black codes restrict the freedom of freedmen?

hey Brainly! I keep getting this question wrong and anyone I talked to said they didn't know what the problem was. I've tried each of the available options but

In a survey of 3,500 people who owned a certain type of car, 2,100 said they would buy that type of car again. What percent of the people surveyed were satisfi

What is the velocity of a electron whose wavelength is 100 pm?

What does Calculate or express the area of each triangle mean?

What is meant by folk song? Write in brief.

Explain how thermal energy (temperature) affects chemical changes.

help, mark brainliest if answered