why.math
 Name:
 Lina Heart
 School:
 Lake Shore Middle School
 About:
 PERFECT at reading writing and science... but AWFUL at math
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Questions Answered

why.math:
Group Title
PLEASE HELP/EXPLAIN!!
Southwest dry cleaners believes that it will need new equipment in 9 years. The equipment will cost $26,000. What lum…
 updated 3 months ago
 3 replies
 1 Medal
Mathematics

baby_girl98:
Group Title
ho does sickle cell work
 updated 5 months ago
 4 replies
 1 Medal
Mathematics

why.math:
Group Title
When a small amount of DNA is found in human saliva on a glass at a crime scene, how do forensic scientists analyze the saliva to find a sus…
 updated 5 months ago
 13 replies
 1 Medal
Mathematics

why.math:
Group Title
What is the product of sqrt of t(8 − 3 sqrt of 5)? Simplify if possible.
 updated one year ago
 4 replies
 No Medals Yet
Mathematics

why.math:
Group Title
Consider the line that passes through the point (3, 6) and has a slope of 4.
 updated 2 years ago
 4 replies
 No Medals Yet
Mathematics

why.math:
Group Title
Solve the following system by using graph paper or graphing technology.
2x + 2y = –6
…
 updated 2 years ago
 8 replies
 3 Medals
Mathematics

why.math:
Group Title
Write the equation of the line in slopeintercept form with a slope of 3 and a yintercept of 2.
…
 updated 2 years ago
 3 replies
 1 Medal
Mathematics

why.math:
Group Title
Which of the following is not a way to represent the solution of the inequality 2(x  1) 12?
x 5
…
 updated 2 years ago
 7 replies
 1 Medal
Mathematics

why.math:
Group Title
Part 1: Solve the inequality 5x  2 2x + 10 and show all of your work. You can use <= to represent the less than or equal to symbol.
Part…
 updated 2 years ago
 1 reply
 No Medals Yet
Mathematics

why.math:
Group Title
Which of the following inequalities matches the graph?
3x  2y 4
…
 updated 2 years ago
 14 replies
 3 Medals
Mathematics

why.math:
Group Title
Write the equation of the line that is perpendicular to the line y = 2x + 2 and passes through the point (6, 3)
 updated 2 years ago
 7 replies
 2 Medals
Mathematics

why.math:
Group Title
Given the equation y − 4 = 3/4(x + 8) in pointslope form, identify the equation of the same line in slopeintercept form.
 updated 2 years ago
 2 replies
 2 Medals
Mathematics

why.math:
Group Title
Write the equation of the line that is parallel to the line y = −3x + 12 and passes through the point (−1, 6).
 updated 2 years ago
 7 replies
 4 Medals
Mathematics

why.math:
Group Title
Choose the pointslope form of the equation below that represents the line that passes through the points (−3, 2) and (2, 1).
y + 3 = −5…
 updated 2 years ago
 8 replies
 1 Medal
Mathematics

why.math:
Group Title
Whats the difference between slopeintercept form and standard form.
 updated 2 years ago
 2 replies
 1 Medal
Mathematics

why.math:
Group Title
Choose the equation of the line passing through the point (2, 6) and parallel to y = x  8.
a)y = x + 7
…
 updated 2 years ago
 15 replies
 2 Medals
Mathematics

why.math:
Group Title
Choose the inequality that matches the graph below.(graph following)
 updated 2 years ago
 3 replies
 No Medals Yet
Mathematics

why.math:
Group Title
VSelect the inequality that corresponds to the given graph. (drawing following)
 updated 2 years ago
 2 replies
 No Medals Yet
Mathematics

why.math:
Group Title
Which of the following is not a way to represent the solution of the inequality 5(x + 2) 7x + 2(x − 1)?
 updated 2 years ago
 3 replies
 2 Medals
Mathematics

why.math:
Group Title
Given the equation y − 3 = (x + 6) in pointslope form, identify the equation of the same line in slopeintercept form.
x − 2y = −12
…
 updated 2 years ago
 6 replies
 1 Medal
Mathematics

why.math:
Group Title
rite the equation of the line that is perpendicular to the line 2x − 3y = 3 and passes through the point (−8, 2).
y = x − 10
…
 updated 2 years ago
 2 replies
 1 Medal
Mathematics

why.math:
Group Title
Write the equation of the line that is perpendicular to the line 3x + y = 7 and passes through the point (6, −1).
y = x − 3
…
 updated 2 years ago
 2 replies
 1 Medal
Mathematics

why.math:
Group Title
Write the equation of the line that is parallel to the line y = −3x + 12 and passes through the point (−1, 6).
y = x + 7
…
 updated 2 years ago
 4 replies
 1 Medal
Mathematics

why.math:
Group Title
Could someone explain the relationship between the equations of perpendicular lines please.
…
 updated 2 years ago
 5 replies
 1 Medal
Mathematics

why.math:
Group Title
Write the equation of the line that is parallel to the line 4x − 3y = −12 and passes through the point (−3, 4).
 updated 2 years ago
 4 replies
 1 Medal
Mathematics

why.math:
Group Title
what is the simple interest formula?
 updated 2 years ago
 2 replies
 1 Medal
Mathematics

why.math:
Group Title
how do place a slope formula on a line graph?
 updated 2 years ago
 4 replies
 1 Medal
Mathematics

why.math:
Group Title
Choose the correct xintercept and yintercept of the equation 3x − 2y = 6.
xintercept: (0, −3), yintercept: (0, 2)
…
 updated 2 years ago
 6 replies
 1 Medal
Mathematics

why.math:
Group Title
Choose the correct xintercept and yintercept of the equation x + 2y = 4.
xintercept: (0, 2), yintercept: (4, 0)
…
 updated 2 years ago
 7 replies
 2 Medals
Mathematics

why.math:
Group Title
The St. James Theater is one of the largest theaters in New York City, with a seating capacity of 1600. They sell two different types of tic…
 updated 2 years ago
 1 reply
 No Medals Yet
Mathematics
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