subject

Mathematics, 28.08.2019 03:30 Elexis8591

5x + y = 14
7x - y =-16
solve by elimination

ansver

Answers: 1

Show answers

Another question on Mathematics

question

Mathematics, 21.06.2019 13:30

Tom is making a punch that contains 80% cranberry juice and the rest ginger ale. the punch has 2 liters of ginger ale. part a: write an equation using one variable that can be used to find the total number of liters of cranberry juice and ginger ale in the punch. define the variable used in the equation and solve the equation. hint: 0.8x represents the number of liters of cranberry juice in the punch. (5 points) part b: how many liters of cranberry juice are present in the punch? show your work.

Answers: 1

question

Mathematics, 21.06.2019 17:00

The perimeter of a movie screen is 54 meters. the screen is 18 meters wide. how tall is it?

Answers: 1

question

Mathematics, 21.06.2019 17:50

On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.

Answers: 2

question

Mathematics, 21.06.2019 22:50

Aclassroom is made up of 11 boys and 14 girls. the teacher has four main classroom responsibilities that she wants to hand out to four different students (one for each of the four students). if the teacher chooses 4 of the students at random, then what is the probability that the four students chosen to complete the responsibilities will be all boys?

Answers: 1

You know the right answer?

5x + y = 14
7x - y =-16
solve by elimination...

Questions

question

Mathematics, 28.05.2020 02:00

Suppose n(a) = 7a+ 4, determine a such that n (a) = 39....

question

History, 28.05.2020 02:00

Drag the tile to the correct category Identify whether the following features belong to the Tang dynasty or the Song dynasty b...

question

Mathematics, 28.05.2020 02:00

You are in an airplane 5.7 miles above the ground. What is the measure of BD⌢, the portion of Earth that you can see? Round your answer to the nearest...

question

Mathematics, 28.05.2020 02:00

Like a fish hop what is 89 x 3 - 5...

question

Mathematics, 28.05.2020 02:00

Which transformation should be applied to the graph of the function Y = cot(x) to obtain the graph of the function y=6cot 3x- cot(3x=1}+42...

question

Mathematics, 28.05.2020 02:00

A’ B’ C’ is a dilation image of ABC. Which is the correct description of the dilation? A) center A and scale factor 4 B) center C a...

question

Mathematics, 28.05.2020 02:00

In this figure, three lines intersect at one point. Which angles have a measure of 70%?

question

English, 28.05.2020 02:00

is defined as huge or very great in size Question 17 options: a) Colossal b) Despair

question

English, 28.05.2020 02:00

Which of the following best interprets the meaning of: “A shattered visage lies, whose frown / And wrinkled lip and sneer of cold command / Tel...

question

Mathematics, 28.05.2020 02:00

Please answer marking Brainliest ...

question

Mathematics, 28.05.2020 02:00

Consider the reduction of the complex figure with a scale factor of 1. What is the area of the reduced figure? 42 mm 6 mm 28 mm Area...

question

Mathematics, 28.05.2020 02:00

The height of a gold ball is given by the equation, h(t) = -16t+64t, where t is time measured in seconds and h(t) is measured in feet. How long is the...

question

Mathematics, 28.05.2020 02:00

What two numbers multiply to 10 and add to -7?...

question

Mathematics, 28.05.2020 02:00

Consider the quadratic function f(x) = 2x2 – 5x + 12. Which statements are true about the function and its graph? Select three options. Th...

question

Mathematics, 28.05.2020 02:00

Describe the cross-section of the cylinder by naming its shape. Group of answer choices triangle rectangle

question

Mathematics, 28.05.2020 02:00

Tim answered all the questions on his math test but got 10 answers wrong. He received 4 points for every correct answer, and there was no penalty for...

question

Mathematics, 28.05.2020 02:00

The length and breadth of a rectangle room is 15cmand12cmrespectively if each of these measurement s is liable to 15% error calculate the error in the...

question

English, 28.05.2020 02:00

From your own experience or real-world examples, explain and give an example of how a habit can be the “greatest helper” and also the “heaviest burden...

question

Mathematics, 28.05.2020 02:00

Order -3.5 ℉ 5 ℉ 1.5 ℉ -0.5 ℉ -2℉, 2.5℉ -4 ℉ from least to greatest...

question

English, 28.05.2020 02:00

To Kill a Mockingbird. On page 77, the Finches gather for Christmas at the Landing. Name and give a brief introduction of 5 relatives, excluding Attic...

More questions: Mathematics Another questions

Questions on the website: 13722361