subject

Mathematics, 27.09.2019 18:30 haru8355

3x + y = 19 , and x + 3y = 1. find the value of 2x + 2y
a. 20
b. 18
c. 11
d. 10
e. 5

ansver

Answers: 2

Show answers

Another question on Mathematics

question

Mathematics, 21.06.2019 15:30

Wanna brainliest? ! ms. mcmahon is building a shed as shown. what is the measure of the angle at the top of the shed? a) 126 b )116 c) 64 d) 32

Answers: 1

question

Mathematics, 21.06.2019 18:00

When lulu enlarged her drawing of a rabbit, the enlarged picture appeared to be distorted. which statement about the transformation applied to her drawing is true?

Answers: 2

question

Mathematics, 21.06.2019 18:00

You paid 28.00 for 8 gallons of gasoline. how much would you pay for 15 gallons of gasoline?

Answers: 1

question

Mathematics, 21.06.2019 20:00

Parabolas y=−2x^2 and y=2x^2 +k intersect at points a and b that are in the third and the fourth quadrants respectively. find k if length of the segment ab is 5.

Answers: 1

You know the right answer?

3x + y = 19 , and x + 3y = 1. find the value of 2x + 2y
a. 20
b. 18
c. 11
d....

Questions

question

Mathematics, 25.06.2019 10:30

This month salesperson a made 11% of $67,530. salesperson b made 8% of 85,740. who made more commission this month? how much did that salesperson mak...

question

Geography, 25.06.2019 10:30

Plants in the namib desert have developed and adaptation that allows them to get their water from...

question

Physics, 25.06.2019 10:30

Can a runner on a track be accelerating even if she is running at a constant speed why or why not...

question

Mathematics, 25.06.2019 10:30

The rectangle below has an area of x^2-25x 2 −25 square meters and a length of x+5x+5 meters. what expression represents the width of the rectangle?...

question

Social Studies, 25.06.2019 10:30

What are some steps you can take to protect yourself from predatory lenders?...

question

Business, 25.06.2019 10:30

At which level of a product does a company need to exceed customer expectations and build a distinct brand image to face competition...

question

Mathematics, 25.06.2019 10:30

The figure abcdfg is rotated by positive 90° about the origin (0,0)...

question

Mathematics, 25.06.2019 10:30

Identify all factors of the expression 4x + 32x2 +28x...

question

Mathematics, 25.06.2019 10:30

The large rectangle below is divided into nine squares labeled a through 1. the area of square c is 64 square units and the area of square d is 81 squ...

question

Biology, 25.06.2019 10:30

An atom of element a has 62 protons what would the elements atomic number be...

question

Spanish, 25.06.2019 10:30

Using the subject “usted” and the verb in the imperative, tell your instructor three things she or he must do. then tell your instructor two things sh...

question

Mathematics, 25.06.2019 10:30

How much will the same rock weigh on earth...

question

Mathematics, 25.06.2019 10:30

Abox of 15 cookies costs \$9. what is the cost for 1 cookie? \$...

question

Health, 25.06.2019 10:30

Foods in the lower levels of the food guide pyramid should make up a smaller part of the diet than foods in the higher levels. select the best answer...

question

Mathematics, 25.06.2019 10:30

Write an equation for a translation 1 unit down and 5 units right of y=|x|. (y=[blank])...

question

Mathematics, 25.06.2019 10:30

Idon't have this type of calculator, you in advance

question

Mathematics, 25.06.2019 10:30

Which is not a way to solve 4÷15=n? find out how many 1/5s are in 4. solve 4×5/1=n. solve 14×1/5=n. solve n×1/5=4....

question

Mathematics, 25.06.2019 10:30

There are 80 students in the school band.30% of them are sixth graders, 40% are seventh graders, and the rest are eighth graders....

question

English, 25.06.2019 10:30

Cheating for the chicken man chapter 1...

question

Health, 25.06.2019 10:30

Which is not an action the keeps your respiratory system healthy...

More questions: Mathematics Another questions

Questions on the website: 13722361