# Posts by Mr.Brain

Total # Posts: 28

Math
5. Find the solution to the system of equations by using either graphing or substitution. y = 6 – x and y = x – 2 (2, 4) (–4, 2) (4, 2) no solutions 6. y = 2x – 1 and y = x + 3 (1 point)(4, 7) (7, 4) (–7, –4) infinite solutions 7. y = 4x and y + ...

Math help
You buy 3 pounds of organic apples for \$7.50. The graph shows the price for regular apples. What is the unit rate for each type of apples?

slopes
Find the slope of a line that is perpendicular to the line containing the points (–2, –1) and (2, –3). can you tell me how to do it and show the answer Thanks!

Math help
Find the slope of a line that is perpendicular to the line containing the points (–2, –1) and (2, –3). can you tell me how to do it and show the answer Thanks!

Science question
A battery is not used in flashlight microwave portable radio cell phone I think microwave?

Math help
A gas station charges \$2.19 per gallon of gas. Use function notation to describe the relationship between the total cost C(g) and the number of gallons purchased g. C(g) = –2.19g g = 2.19C(g) C(g) = g + 2.19 C(g) = 2.19g Please tell me the explination and the answer.

Science speed help
Explain how heat is transferred between a hot and a cold object by conduction — for example, a warm foot on a cold floor.

Math help
Which of the following is an example of a dependent event? 1 flipping two coins 2 rolling a number cube and spinning a spinner 3 choosing two scoops of ice cream 4 choosing a cookie at random, eating it, and then choosing another at random

Scatter plots
thank you

Scatter plots
i think its 4

Scatter plots
Which of the following types of information is NOT suited for display on a scatter plot? 1. relationship between age and number of books read in a year 2. relationship between height and shoe size 3. relationship between calories consumed and body weight 4. relationship ...

research report question
i think its 3?

research report question
What are the three main parts of a research report? title, body, conclusion introduction, body, sources introduction, body, conclusion introduction, evidence, conclusion

history
why do you think that?

math

Research report question
What are the three main parts of a research report? title, body, conclusion introduction, body, sources introduction, body, conclusion introduction, evidence, conclusion

fredric douglass question
ok sorry :)

fredric douglass question
thanks Mrs.Sue!

fredric douglass question
What was the name of fredic's all black army called

Indian Removal act question
How much was Andrew Jackson going to pay the indians if they left their land

Graphs
thanks

Graphs
What type graph does not show the number of times a response was given box-and-whisker plot line plot stem-and-leaf plot bar graph is it a line plot?

venn diagram
thankyou

venn diagram
In a marketing survey involving 1,000 randomly chosen people, it is found that 630 use brand P, 420 use brand Q, and 210 use both brands. How many people in the survey use brand P and not brand Q? dont tell me the answer just tell me how to do it

Language Arts