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SOVA2 [1]
3 years ago
13

I need help on 25. I know the answer is 2a but I need to see the work. Please help I’ve tried so many possibilities.

Mathematics
2 answers:
valkas [14]3 years ago
7 0

a(2a-3(1-a))+5(a-a^2)

distribute the inner most parenthesis

a( 2a -3+3a))+5(a-a^2)

combine like terms

a(5a-3) +5(a-a^2)

distribute both sets of parenthesis

5a^2 -3a +5a-5a^2

combine like terms

5a^2-5a^2 -3a+5a

2a

mamaluj [8]3 years ago
3 0

Answer:

ans is 2a

Step-by-step explanation:

a[2a-3(1-a)] + 5(a-a^2)

=a{2a-3+3a] + 5a - 5a^2

=a[5a-3] + 5a - 5a^2

=5a^2 - 3a + 5a - 5a^2

=2a

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gladu [14]
All we have to do is divide the money she spent on fruit by the total and multiply that by 100.
18÷45
.4×100
40
So, Carmen spent 40% of her money on fruit.
6 0
4 years ago
From the sum of 4x² - 2x +6 and 2x² + 4x-1, subtract 5x2 + 2x -4.
ikadub [295]

Answer:

  • x² + 9

Step-by-step explanation:

<u>Add:</u>

  • 4x² - 2x + 6 + 2x² + 4x - 1 = 6x² + 2x + 5

<u>Subtract:</u>

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3 0
3 years ago
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3600 divided by 1760?
balu736 [363]

Answer:

3600 \div 1760 \\  \\  = 2.04545

5 0
3 years ago
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PLEASE HELP WILL MARK BRAINLIEST!
pav-90 [236]

Answer:

1, 5, 17, 53, 161

Step-by-step explanation:

Given:

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First five terms of the sequence:

a_1=1

a_2=3a_1+2=3(1)+2=5

a_3=3a_2+2=3(5)+2=17

a_4=3a_3+2=3(17)+2=53

a_5=3a_4+2=3(53)+2=161

7 0
2 years ago
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