britbryant
britbryant
11-03-2016
Mathematics
contestada
-84= -4b-4(-7-8b)
solve for b
Respuesta :
Billymkhoi
Billymkhoi
11-03-2016
-84= -4b -4(-7 -8b)
⇒ -84= -4b -4* (-7) -4*(-8b) (distributive property)
⇒ -84= -4b+ 28+ 32b
⇒ -84 -28= 32b -4b
⇒ -112= 28b
⇒ -112/28= b (inverse operation)
⇒ -4= b
Final answer: b= -4
Answer Link
VER TODAS LAS RESPUESTAS ( 36+ )
Otras preguntas
In Triangle LMN, angle N is a right angle, LM=76 and MN= 40. What is the measure of angle M?
Which experiment should be conducted as a field investigation?
Which geographic feature is located in Latin America? (1) rain forest of the Congo (2) Himalaya Mountains (3) plateau of Tibet (4) Amazon River
Which development was a direct result of the baby boom that followed World War II? (1) decrease in school construction (2) increase in suburbanization (3) decli
Which pronoun correctly completes the sentence? The baseball landed in the outfield between Shelly and __________. A. we B. me C. I D. he
Which word in the sentence does the predicate nominative rename? Algeria is a large country in the northern part of Africa. A. country B. part C. Algeria D. Afr
A crater shaped like a cone has a height of 24 yd and a diameter of 72 yd. What is the volume of the crater? Use 3.14 to approximate pi and express your final a
Find both unit rates. 4543.08 km in 52.4 h
Which of the following legislative actions could the California State Legislature use to cut spending in order to weather the recession?
Help! Which words in the sentence make up the adjective phrase? That tall building with black and white stripes is actually a famous lighthouse. A. is actually
