Red beads cost $1 an ounce and gold beads cost $3an ounce. Juanita wants to purchase a 12-ounce
mixture of red and gold beads that she can sell for $2
an ounce. The solution of the system shows the
number of beads needed for Juanita to break even.
x + y = 12
x + 3y = 24
How many ounces of red beads will Juanita buy to
break even?
How many ounces of gold beads will she buy?

Answers

Answer 1
Answer:

Answer:

6 ounces of red beads

6 ounces of gold beads

Step-by-step explanation:

x + y = 12

x + 3y = 24

We can solve this with substitution or elimination.  In this case, I would suggest elimination.  Subtract the first equation from the second:

2y = 12

y = 6

Plug back into either equation to find x.

x = 6

Answer 2
Answer:

Answer:

How many ounces of red beads will Juanita buy to break even?

6

How many ounces of gold beads will she buy?

6

Step-by-step explanation:

Because I got 100 percent on EDG 2020


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Mary Kate wants to build a bird house shown . She bought a 26-inch by 49inch sheet of plywood. Does Mary Kate have enough wood to make the bird house

Answers

Answer:

1,274 is correct aswer

What's the nearest integer and the nearest tenth

Answers

Answer:

nearest integer 27 by 4

Find the degree measure of the indicated angle.
?
22
135°

Answers

Answer:

measure of the indicated angle

=180-(135+22)

=180-157

=23°

thefirstoptionistheanswer

Answer:

23

Step-by-step explanation:

135+22 = 157

all angles add up to 180 degrees so

180-157 is 23

A can of paint covers 400 square feet how many cans will needed to cover 3,000 square feet

Answers

Answer:

7 and a half cans of Paint ( 7.5 cans of paint )

Step-by-step explanation:

If one can of paint covers 400 square feet then this should be easy. Since you need 3,000 square feet covered with paint (and one paint can cover 400 sq) then just divide 3,000 by 400.

This will show you how many times 400 can go into 3,000 which is the same as saying "how many cans of paint can i used to cover 3,000 square feet?"

Hope this helped!

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Solve x -2/3(3x - 4) + 3x = 5/6 is x -19/6, 11/6, 21/6, 29/6

Answers

Answer:

x=-11/12

Step-by-step explanation:

Given an equation for x

x -2/3(3x - 4) + 3x = 5/6

We are asked to find the value of x.

We use equation rules to solve

To get rid of denominator in fraction, let us multiply the whole equation by 6.

6x-4(3x-4) +18x = 5

Simplify:

-6x+18x+16 =5

12x = 5-16 = -11

x = -11/12

Answer:

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Step-by-step explanation:

Solve the following expression: (9 x 10) - (30 + 30). Show all steps taken.

Answers

Answer:

First multiply each brackets

90-60

30

Step-by-step explanation:

Answer:

9 x 3= 27 and 30 + 30=  60.. so 60- 27= 33, but if you want to do 27- 30.. it would be -33.

Step-by-step explanation:

Hope that answers your question!