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Mathematics 8 Online
OpenStudy (itsbribro):

PLEASEEEE HELPPP Point G(-7,4) is translated using the rule (x+10, y-6). What is the x- coordinate of G'?

OpenStudy (duckerstar146):

Since the rule is x+10, and the originial point is -7, what is -7 + 10?

OpenStudy (itsbribro):

that's 3

OpenStudy (itsbribro):

@duckerstar146

OpenStudy (itsbribro):

than 4-6 is -2

OpenStudy (itsbribro):

now do i multiply the answers? i'm just a bit confused

OpenStudy (itsbribro):

@leticiau

OpenStudy (itsbribro):

@princeharryyy

OpenStudy (princeharryyy):

plug in x = -7 and y = 4 in the final point

OpenStudy (itsbribro):

i did -7+10=3 4-6=-2

OpenStudy (itsbribro):

now what do i do?

OpenStudy (princeharryyy):

nothing they have asked for x coordinate that's 3 you just calculated. that's it. Nothing more to be done.

OpenStudy (itsbribro):

ohhhhh

OpenStudy (itsbribro):

okay thank you. um can you help me with another one please i just want to make sure i'm right..

OpenStudy (princeharryyy):

ok

OpenStudy (itsbribro):

What transformation is presented by the rule \[(x,y)\rightarrow(-y,x)\]

OpenStudy (itsbribro):

reflection across the y-axis reflection across the x-axis rotation of 90° counterclockwise about the origin rotation of 180° about the origin

OpenStudy (princeharryyy):

take a simple graph y =x and plot

OpenStudy (princeharryyy):

at the first look if u would try to find the image of any point in it you would see that it would b a reflection. (x,y) changes to (y,x)

OpenStudy (princeharryyy):

but, than you have (-y,x)

OpenStudy (sean_will21):

did u get the help u needed?

OpenStudy (itsbribro):

yes thank you @princeharryyy and thank you for asking @Sean_Will21

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