3 years ago

PLEASE HELP ME WITH THIS MATH TEST

Mathematics

2 answers:

Alex3 years ago

5 0

Answer:

40cm²

Step-by-step explanation:

just need to add all the 1cm² together to get 40

Troyanec [42]3 years ago

4 0

Answer: 40 cm ^2

Step-by-step explanation:

cuz math

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Bond [772]

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3 years ago

Please help these are not easy for me

Pavel [41]

Answer:

12a^2 - 9a + 5

Step-by-step explanation:

(5a^2 - 6a - 4) - (-7a^2 + 3a - 9)

5a^2 + 7a^2 = 12a^2

-6a - 3a = -9a

-4 + 9 = 5

12a^2 - 9a + 5

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3 years ago

Solve this for 10 points: 2x-3y+4y+2x+9y

Mekhanik [1.2K]

Answer:

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Step-by-step explanation:

combine like terms

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3 years ago

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Doss [256]

Answer: I'm sorry I don't know but il try and calculate the answer for you

Step-by-step explanation:

8 0

3 years ago

What’s the answer need help ?

Zielflug [23.3K]

Answer:

Step-by-step explanation:

Just move point D over 6 and down 10

4 0

3 years ago