Simplify the following expression.
x - 4y + 5z - 3x - y + 2z
A) 2x - 5y + 7z
B) -2x - 5y - 7z
C) -2x - 5y + 7z
D) -2x - 5y + 3z
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OpenStudy (anonymous):
@Notamathgenius
OpenStudy (anonymous):
A's out
OpenStudy (anonymous):
really? i thought it was C! lol but okay
OpenStudy (notamathgenius):
B is wrong -_-
OpenStudy (anonymous):
leaves only computing \(2z+5z\)
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OpenStudy (anonymous):
it's C
OpenStudy (notamathgenius):
Wait B is wright , my bad :P
OpenStudy (anonymous):
no B is wrong
OpenStudy (anonymous):
So B? everybody agree on B?
OpenStudy (anonymous):
no B is wrong
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OpenStudy (anonymous):
okay....
OpenStudy (anonymous):
\[2z+5z=?\]
OpenStudy (notamathgenius):
You want to simplify, So that means putting z with z y with y x with x and any others that are equal together.
OpenStudy (anonymous):
then what?
OpenStudy (notamathgenius):
After thats its simplified.
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OpenStudy (anonymous):
oh okay lol so C?
OpenStudy (notamathgenius):
yes :D
OpenStudy (anonymous):
okay c:
Solve: 4/5 y + 2 =6
5
7
9
11
OpenStudy (anonymous):
dont answer yet, i think i got this.
OpenStudy (notamathgenius):
haha ok :D
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OpenStudy (anonymous):
its A lol sorry i had to find my glasses .-. im blindddd
OpenStudy (notamathgenius):
Me too :D
OpenStudy (anonymous):
cool n_n
OpenStudy (anonymous):
near or far? im far c:
OpenStudy (notamathgenius):
No i mean like a wall will appear in front of me without warning -_-
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OpenStudy (anonymous):
lmao xD i did that once with a tree... i was driving on a dirt road .-. i love how tough ford broncos are n_n
OpenStudy (notamathgenius):
hahaha XDD
OpenStudy (anonymous):
it was sugar sands fault though... it jerked me and i ran OVER the tree .-. it was pretty big too lol
OpenStudy (notamathgenius):
Im only 15 i ride dirtbikes though that is fun when you hit thinks haha that sucks XD
OpenStudy (anonymous):
im 15 too :p but i live in the middle of nowhere, nobody notices :p
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OpenStudy (notamathgenius):
Way to go lol
OpenStudy (anonymous):
Choose the graph below that correctly represents the equation 3x - 4y = 12.
(pictures coming up)
OpenStudy (anonymous):
A)
OpenStudy (anonymous):
B)
OpenStudy (anonymous):
C)
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OpenStudy (anonymous):
D)
OpenStudy (notamathgenius):
Grab a pair of Coords and plug in for X and Y, but that will take to long the Answer is B ;P
OpenStudy (anonymous):
lol thank you C:
OpenStudy (notamathgenius):
No problem :D
OpenStudy (anonymous):
A cell phone plan offers a monthly rate of $25 for unlimited minutes plus $.05 per text message. Which algebraic expression below represents the total cost for this cell phone plan in terms of "x?"
25.05x
25x + 0.05
25 + 0.05x
24.95x
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OpenStudy (anonymous):
C?
OpenStudy (notamathgenius):
Not A B or D what must it be? ;D
OpenStudy (anonymous):
i got it right then c;
OpenStudy (notamathgenius):
haha yes :P
OpenStudy (anonymous):
Let A = {circle, square} and let B = {3, 4, 5}. Find A X B.
A) {circle, square, 3, 4, 5}
B) { }
C) {3, 4, 5}
D) {(circle, 3), (circle, 4), (circle, 5), (square, 3), (square, 4), (square, 5)}
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OpenStudy (notamathgenius):
Ok this one may look hard but its not, I can tell you B and A and C are wrong.
OpenStudy (anonymous):
so D? lol
OpenStudy (notamathgenius):
D.5 :P yes D
OpenStudy (anonymous):
Choose the correct description of the graph of the compound inequality
x - 2 > -3 and 3x <= 12
A) A number line with an open circle on -1, shading to the left, and a closed circle on 4, shading to the right.
B) A number line with an open circle on -1, a closed circle on 4, and shading in between.
C) A number line with a closed circle on -1, shading to the left, and an open circle on 4, shading to the right.
D) A number line with a closed circle on -1, an open circle on 4, and shading in between.
OpenStudy (notamathgenius):
Hmmm, well I hate these a lot.
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OpenStudy (anonymous):
meee tooo
OpenStudy (notamathgenius):
Can you guess, I am not wanting to give you a wrong answer. D:
OpenStudy (anonymous):
okay C:
OpenStudy (notamathgenius):
:D
OpenStudy (anonymous):
2 + (a + b) = (2 + a) + b is an example of which algebraic property?
Distributive Property
Associative Property of Addition
Commutative Property of Addition
Symmetric Property
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