maiaproductions5201 maiaproductions5201

07-01-2020
Mathematics

contestada

A bag contains blue marbles and red marbles, 81 in total. The number of blue marbles is 3 more than 5 times the number of red marbles. How many blue marbles are there?

Respuesta :

sadafhz95 sadafhz95

08-01-2020

Answer:

X : red marble

Y: blue marble

X+Y= 81 (•)

Y= 5X+3 (••)

>>> 6X+3= 81 >>>> x=13 and y = 68

Answer Link

Otras preguntas

A point charge gives rise to an electric field with magnitude 2 N/C at a distance of 4 m. If the distance is increased to 20 m, then what will be the new magnit

find the measure for angle

Write the expression "N is the same as 6 reduced by 2" as a number sentence.

Why was duke Frederick ashamed to have a printing book in his library

Neurons in the prefrontal cortex ____ than neurons in other cortical areas. Select one: a. are more sensitive to light b. have greater velocities of action po

Please Help!!! z What is a polynomial function in standard form with zeroes 1, 2, -3, and -1 ?

Use the formula for finding the surface area of a rectangular prism. A=PH+2B Solve for B I will mark brainliest for the first to answer RIGHT Thanks

start at 3 and create a pattern with the rule add 2 what is the 5th rumber in the answer

22) 4x + 6y=-6 4x – 4y=-16

Jared deposits $2 into his savings account every day for six weeks. Using the associate