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Marizza181 [45]
3 years ago
13

Use pictures or how you would use the make a ten strategy to solve 5+7

Mathematics
2 answers:
Andre45 [30]3 years ago
6 0
12 okay so 5 tens shaded 7 dhaded
skad [1K]3 years ago
5 0
5+7= 12 You should create a column of 5 with 7 going down. Then simply count them all up to get 12!
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Ahí hay model represents 2x0.9
Leno4ka [110]

Answer:

1.8 is the answer

Step-by-step explanation:

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3 years ago
Helllllppppp me please step by step :D
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6 over twelve for the first blank
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6 0
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Determine the vertex form of g(x) = x^2 + 2x – 1. Which graph represents g(x)?
nataly862011 [7]

Answer:

Graph D

Step-by-step explanation:

Move the constant to the opposite side of the equation and group terms that include the same variable.

g(x) + 1 = x^2 + 2x

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g(x) + 1 + 1 = x^2 + 2x + 1

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Rewrite as perfect squares

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g(x) = (x + 1)^2 - 2

The vertex:

(-1, -2)

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3 0
2 years ago
Ball B, with a mass of 30kg, is moving to the left at -10 m/s. With what velocity should Ball A, with a mass of 10 kg, move to t
tangare [24]
Initially, Ball A of 10 kg will have velocity x, while Ball B of 30 kg has velocity -10 m/s.
After collision, Ball A will have a velocity of -30 m/s, while Ball B will have velocity 10 m/s. We assume their masses do not change.
(10 kg)(x m/s) + (30 kg)(-10 m/s) = (10 kg)(-30 m/s) + (30 kg)(10 m/s)
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5 0
4 years ago
Rewrite (-247.43/-5)=(-1)(247.43)(5) by grouping the -1s and grouping the numbers that are not -1s
77julia77 [94]

Answer:

Like this?

Step-by-step explanation:

Negative -247.43, -5 and -1

Positive 247.43, 5 and 1

I tried I hope you get the help you need ask a tutor. They help alot and are nice

8 0
4 years ago
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