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Mathematics 9 Online
OpenStudy (anonymous):

Help Plz 5 questions test on 7th grade like terms

OpenStudy (anonymous):

OpenStudy (holly00d1248):

Sorry COC states i can not help with tests

OpenStudy (anonymous):

here is question 2

OpenStudy (anonymous):

could u help me plz

OpenStudy (anonymous):

ummm what is a dust bowl and put in ur own words i will give u medal and fan

OpenStudy (anonymous):

OpenStudy (anonymous):

question 3

OpenStudy (anonymous):

OpenStudy (anonymous):

question 4

OpenStudy (anonymous):

question 5

OpenStudy (darkigloo):

Like terms are terms that contain the same variables raised to the same power. Only the numerical coefficients are different. For the first one, in each set, they all have the same variables, right? So they all include like terms.

OpenStudy (anonymous):

so a? @darkigloo

OpenStudy (anonymous):

do u want me to help or do u guys have it

OpenStudy (anonymous):

for #1

OpenStudy (anonymous):

help pllzzzzzzzzzzzzzzzzzz

OpenStudy (darkigloo):

it says choose all answers that are correct. so it would be a, b, c and d.

OpenStudy (anonymous):

thanks

OpenStudy (darkigloo):

for the second one, remember: Like terms are terms that contain the same variables. Which of those choices has both an x and y?

OpenStudy (anonymous):

b

OpenStudy (darkigloo):

yup :)

OpenStudy (anonymous):

thanks

OpenStudy (darkigloo):

for the next one 8+ 16r- 9r can you tell me which are the like terms in this expression?

OpenStudy (anonymous):

16r-9r

OpenStudy (darkigloo):

right. so combine like terms. 16r - 9r =?

OpenStudy (anonymous):

7r

OpenStudy (darkigloo):

yeah so your answer is ?

OpenStudy (anonymous):

a?

OpenStudy (darkigloo):

yes!

OpenStudy (darkigloo):

the next one is basically the same thing. just subtract the fractions. 7/8 - 1/2

OpenStudy (anonymous):

3/8

OpenStudy (anonymous):

so b

OpenStudy (darkigloo):

well, you forgot the x. it would be 3/8 x

OpenStudy (anonymous):

c

OpenStudy (darkigloo):

c.

OpenStudy (anonymous):

the next one 18 xy + 6x

OpenStudy (anonymous):

i think i hope

OpenStudy (darkigloo):

8xy + 12x - 6x +13xy 8xy + 13xy = ? 12x - 6x = ?

OpenStudy (anonymous):

21xy 6x ??

OpenStudy (darkigloo):

yeah. but thats a positive 6x so the answer would be 21xy + 6x

OpenStudy (anonymous):

thanks i just hope is masterd

OpenStudy (darkigloo):

:) no problem. you sure you get it?

OpenStudy (anonymous):

it it 100% yes thanks soooooo much

OpenStudy (darkigloo):

:D glad i could help

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