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Harrizon [31]
3 years ago
8

Which expressions are equivalent to ? Check all that apply.

Mathematics
2 answers:
GrogVix [38]3 years ago
8 0

Answer:

6.2+8.7+8.9x

Step-by-step explanation:

For expressions to be equivalent, they must simplify to the same lowest form. 8.9x+6.2+8.7 simplifies to 8.9x +14.9.

Each of the expressions below must simplify to 8.9x + 14.9 to be equivalent.

9x+6+9  = 9x + 15 NO

3.9+6.2+8.7x  = 8.7x + 10.1 NO

3.7+8.9+6.2  = 18.8 NO

6.2+8.7+8.9  = 23.8 NO

6.2+8.7+8.9x  = 8.9x + 14.9 YES

3.9+6.2x+8.7  = 6.2x + 12.6 NO

3.9x+8.7+6.2 = 3.9x + 14.9 NO

Julli [10]3 years ago
4 0

Answer:

Step-by-step explanation:

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Answer:

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Step-by-step explanation:

The only thing we know is that the three angles are the same

70+30 +80 = 180 so the missing angle in each triangle is  80  in the first and 70 in the second

The triangles are similar by the AA similarity postulate

3 0
3 years ago
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iragen [17]

Answer:

0.575

Step-by-step explanation:

3 0
3 years ago
2/3 divided by 9/10 simplified step-by-step
Ksivusya [100]

Answer:

20/27

Step-by-step explanation:

2/3 is the dividend,

9/10 is the divisor,

20/27 is the quotient.

Remember: 2/3 divided by 9/10

2/3 ÷ 9/10 = 2/3 x 10/9. Hence, instead of performing the division, multiplying 2/3 with the reciprocal of 9/10 is the easiest method to find what is 2/3 divided by 9/10 in fraction form.

[RevyBreeze]

6 0
2 years ago
Please help ASAP!
Taya2010 [7]

Answer:

I think

Step-by-step explanation:

If you chose Isosceles Right Triangle Reflection to prove ASA Congruence,. You can use the distance formula to show congruency for the sides. To show an angle is congruent to a corresponding angle, use your compass and straightedge.

8 0
3 years ago
What is the slope of the line represented by y=-2x+1?​
Crank

Answer:

-2 is the slope of the line

Step-by-step explanation:

The slope is what number you are multiplying x by in the equation. In the equation, x is being multiplied by -2. Therefore, the slope of the line represented by the equation is -2.

4 0
3 years ago
Read 2 more answers
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