allisonxjones05 allisonxjones05

12-11-2018
Mathematics

contestada

3(2d - 7) = (2 + 4d)2
i need the steps

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

12-11-2018

3(2d - 7) = (2 + 4d)2

distribute

3*2d -3*7 = 2*2 +2*4d

multiply

6d -21 = 4 +8d

subtract 6d from each side

6d-6d-21 = 4 +8d-6d

-21 = 4+2d

subtract 4 from each side

-21 -4 =4+2d-4

-25 =2d

divide by 2

-25/2 =d

Answer Link

Otras preguntas

n airplane, flying at an altitude of 15,000 feet above sea level, flies directly above a submarine that is traveling at a depth of 1,250 feet below sea level. W

Mrs. Brown played the piano and Mr. Henry played the drums. What kind of sentence is this? A) simple sentence B) compound sentence C) complex sentence

Why is the water vapor fresh water when it rises from the ocean?

What is the name of the nearest galaxy to ours?

Waves keep their what even when they bounce of something

When Russia began expanding south toward the Black Sea it came into conflict with _____________ . which of the following did Tsar Nicholas I referred to as “the

what is the chemical difference between a phospholipid and a triglyceride?

Jeremy spent all weekend cramming for a test on time management. When he got to school, he realized the test wasn’t until the following week. Which literary de

What is the function of the bronchus?

An object is dropped from a small plane. As the object falls, its distance, d, above the ground after t seconds, is given by the formula d = –16t2 + 1,000. Use