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3 years ago

10

Describe an addition problem that you may need to regroup hundreds to solve

1 answer:

WITCHER [35]3 years ago

3 0

22693 plus 28934 is one option

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Find the mean of 6, 10 graphically.

sergey [27]

Answer:

10 + 6 + 20 = 36 / 3 = 12.

Step-by-step explanation:

The you started studying statistics and all of a sudden the “average” is now called the mean. What happened? The answer is that they are.

7 0

2 years ago

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Use elimination to solve each system of equations<br> 2x-y=-1<br> 3x-2y=1

mixer [17]

$2x-y=-1 \ \ \ |\times (-2) \\
3x-2y=1 \\ \\
-4x+2y=2 \\
\underline{3x-2y=1 \ \ \ \ } \\
-4x+3x=2+1 \\
-x=3 \ \ \ |\times (-1) \\
x=-3 \\ \\
2x-y=-1 \\
2 \times (-3)-y=-1 \\
-6-y=-1 \ \ \ |+6 \\
-y=5 \ \ \ |\times (-1) \\
y=-5 \\ \\
\boxed{(x,y)=(-3,-5)}$

8 0

3 years ago

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Which situation best represents causation?

lesantik [10]

Where are the situations??

3 0

2 years ago

Help help help help help

Nesterboy [21]

Answer:

$b = \sqrt{65}$

Step-by-step explanation:

${b}^{2} + {4}^{2} = {9}^{2} \\ {b}^{2} + 16 = 81 \\ {b}^{2} = 81 - 16 \\ {b}^{2} = 65 \\ b = \sqrt{65}$

I hope I helped you^_^

8 0

2 years ago

(3x^3 + 2x^2 - 2) + (x^2 + 5x - 6)

Alecsey [184]

Answer:

3x^3+3x^2+5x-8

Step-by-step explanation:

8 0

2 years ago