2020-2021_MDCPS_1205070_MJ_Grade 8 Pre-Algebra_MAFS_Full Year: Teacher-Directed English
V
TERELL
Finding the Missing Coordinate
Click or touch the graph to plot points
Move the mouse over a point to see its coordinates
y
Use the interactive tool to graph the line given the
following information
coordinates (1.-3)
slope of -2
Based on your investigation, what is the value of b for
the point (0,b)?
4
2
-4
-2
2
4
-2
Reset
Intro
Done

step-by-step explanation:

first, eliminate the parenthesis:

3

x

+

2

−

4

x

second, group like terms:

3

x

−

4

x

+

2

third, combine like terms:

(

3

−

4

)

x

+

2

→

−

1

x

+

2

→

−

x

+

2

step-by-step explanation:

b and c

let x be the money she spent so that she can earn the free t-shirt.

since, she already spent $112.49

⇒

also, as per the statement: jennifer must spend $250 or more in order to qualify for a free t-shirt at the store.

then,

we have an inequality i.,e

subtract 112.49 from both sides we get;

therefore, $137. 51 more money does jennifer need to spend so that she can earn the free t-shirt

correct answer is option b.

step-by-step explanation:

the true statement about geometric figure is option b that is one line can be drawn through all three points.

if three points are on the same plane, they can be connected by a line.