el7anewi3fermon
el7anewi3fermon el7anewi3fermon
  • 02-09-2016
  • Mathematics
contestada

Jerry has a total of 23 marbles. The marbles are either blue or green. He has three more blue marbles than green marbles. How many green marbles does he have?

Respuesta :

mpanderla95
mpanderla95 mpanderla95
  • 02-09-2016
X - green marbles
X + 3 - blue marbles
Total = 23

X + X + 3 = 23
2X + 3 = 23
2X = 23 - 3
2X = 20
X = 10

Jerry has 10 green marbles. He also has 13 blue Marbles. To give a total of 23.
Answer Link

Otras preguntas

6. Write the following proportion using colons. 7 is to 21 as 3 is to 9. A. 7:21 = 3:9 B. 7:3 = 21:9 C. 21:7 = 3:9 D. 7:21 = 9:3
please help me with this. answer the 2 questions in the picture.
Which best describes how railroad companies were able to standardize their timetables in 1883?
How does a parent’s relationship with his or her daughter while she is a bacha posh compare to after, when she is asked to present herself as a girl again?
What was the purpose, provisions, and impact of the Emancipation Proclamation? Supports: 1. 2. 3. Thesis Statement:
nicole is taking a train yo Washington DC.The train travels 234 miles in 4 1/2 hours.Express this relationship as a unit rate
from 1927 to 1931, what was the popular ford mode(1) model t(2)model a(3)model b
Justine is bothering her parents while they are shopping at the store. They buy her a toy in order to calm her down. Which type of conditioning is shaping Just
How did European imperialism in Africa and Asia differ from one another
How are potential energy kinetic energy and total energy related?