3 years ago

Describe how you can use make a ten strategy to find the sum 7+9. Help please 2 grade,

Mathematics

1 answer:

nika2105 [10]3 years ago

5 0

The answer would be 16,so it would be 10 then add 6

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Any suggestions or answers

Bad White [126]

Answer:

3m - 4

Step-by-step explanation:

Divide.

(15mn)/(5n) = 3m

(-20n)/(5n) = -4

3m - 4 is your answer.

7 0

3 years ago

Jillian is using integer tiles to add 7 + (negative 2). She uses the steps below.Step 17 positive tiles.Step 27 positive tiles a

NemiM [27]

Answer:

Step-by-step explanation:

uhh harder daddy

3 0

2 years ago

How to solve this question?

fiasKO [112]

Hi!

For this equation, you can solve it by using the quadratic formula:
x=-b<span>±sqrt/b^2-4ab
-----------------------
2a</span>

6 0

3 years ago

WILL GIVE BRAINLIEST find the equation of the axis of symmetry for the parabola y= -x^2-5x

timama [110]

Answer:

The axis of symmetry is $-\frac{5}{2}$ .

Check the degree of your polynomial
Plug your numbers into the axis of symmetry formula
Write down the equation of the axis of symmetry

Please Mark Brainliest If This Helped!

6 0

2 years ago

The length of a bridge is 1.5 cm.Whet is the actual length of the bridge in meters if the map is drawn at a scale of 1:40000

11111nata11111 [884]

Answer:

800

Step-by-step explanation:

1:5 and 1:40000

40000/5 is 800

Actual length is 800.

Hope this helps :D

8 0

3 years ago