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Elina [12.6K]
3 years ago
7

Find the difference (2ab-9a+3)-(9ab+7)

Mathematics
1 answer:
Fofino [41]3 years ago
4 0
-7ab-9a-4 because u have to combine like terms and then subtract if that makes any sense
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I REALLY NEED HELP I FORGOT HOW TO DO THIS :(
Elena-2011 [213]

Answer:

117.8

Step-by-step explanation:

i used heron's formula

√s(s-a)(s-b)(s-c)

s= (20+16+33)/2 = 34.5

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= 117.8

3 0
3 years ago
The larger of two numbers is 33 more than the smaller. When added together, the sum of the larger number and five times the smal
VARVARA [1.3K]

Step-by-step explanation:

let the larger number be x and smaller number be y

according to this question

x=y+33----------(1)

y+33+5y=129----------(2)

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3 years ago
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Alla [95]
The answer would be -3
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2 years ago
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zmey [24]

nindy thousand five hundred and twenty three. Hope this helps!

4 0
3 years ago
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(X-7)(3x+2) need answer!!
grin007 [14]

Answer: the answer is

=3x^{2}−19x−14  

Step-by-step explanation:  (x−7)(3x+2)

=(x+−7)(3x+2)

=(x)(3x)+(x)(2)+(−7)(3x)+(−7)(2)

=3x2+2x−21x−14

=3x2−19x−14

7 0
3 years ago
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