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

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

Which of these forces attract a positive charge towards a negative charge? a. gravitational force b. electromagnetic force c. weak nuclear force d. strong nucle

what helps exploding pods disperse

Write an expression for the calculation double 7, multiply 3 and 1, and then subtract the second number from the first number

At 10 AM the temperature was 71°F 3 PM the temperature was 86°F find the value of the slope and explain what it means

Essay about the death penalty

How do u describe the structure of a cell

Translate the phrase into a math expression. 30 added to a number that is decreased by 5 a. n – 5 + 30 b. 30 – n – 5 c. 30 + 5 – n d. 30 + (n ÷ 5)

Choose yes if you would document the item. Choose no if you would not document it. A graph that the writer constructed with information from another source. yes

What is a postmodernist work more likely to have than a modernist work? a. a consistent rhyme scheme with repeating syllables b. a more playful attitude c. an e

what is 1 5/8 +4 7/8 show work