xXAngelaXx
Algebra questions...can you please check my work?
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jr-pop16
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post it i will
jr-pop16
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or send me it in mail ;)
Muskan
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post plz
xXAngelaXx
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2. 5.2 – 4.1 + (6.2)
1.1+ (6.2)
=7.3
1. 2a + 3b
2*6+3*14
12+42
=54
1. The absolute value of a negative number is always negative.
True
2. All rational numbers are real numbers.
False
2. -2(7 – a) + 16a
-14-(-2a+16a
-14-14a
1. 5 times the quantity of x minus 9
5*x-9
State the correct property used:
1. (a + b) + c = a + (b+ c)
Distributive Property of Addition
jr-pop16
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looks good
nubeer
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1. The absolute value of a negative number is always negative. True (wrong) absolute value of any number is always positive.
xXAngelaXx
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Okay, thank you. Is that the only one you see, that is wrong?
nubeer
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this is also wrong
2. -2(7 – a) + 16a
-14-(-2a+16a [ (-(-2a)= 2a this is what u have to do]
-14-14a
xXAngelaXx
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So instead it would be -14-18a? (I am awful at algebra.)
nubeer
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-14+2a+16a.. what will you get?
xXAngelaXx
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-14+18a.
nubeer
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yup.. there you go :)
xXAngelaXx
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Thank you so much! ^-^
nubeer
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you're most welcome :)