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lawyer [7]
1 year ago
12

Simplify the expression 7x-1+2x

Mathematics
2 answers:
Leokris [45]1 year ago
6 0

Answer:-23

Step-by-step explanation: i just know nika

Firdavs [7]1 year ago
6 0

Answer:9x-1

Step-by-step explanation:

combine like terms

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Defining congruent triangles cd​
Evgen [1.6K]

Answer:

When two triangles are congruent they will have exactly the same three sides and exactly the same three angles. The equal sides and angles may not be in the same position (if there is a turn or a flip), but they are there.

Step-by-step explanation:

When two triangles are congruent they will have exactly the same three sides and exactly the same three angles. The equal sides and angles may not be in the same position (if there is a turn or a flip), but they are there.

8 0
3 years ago
I dont know if its a rhombus, square, paralellagram, or rectangle
Svetlanka [38]
To find your answer, you just have to graph the points, then connect them to see what shape they make! :) Hope this helps! 
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3 years ago
Find the area of the circle. Round your answer to the nearest tenth.
Lyrx [107]

Answer:

254.47 to the nearest tenth is 254.5mm

Step-by-step explanation:

Hey! here's explanation:

A= π x r^2 (squared)

so A = π x 9mm^2

which gives you the answer of 254.47

TO THE NEAREST TENTH IS 254.5!

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6 0
3 years ago
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Step-by-step explanation:

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3 years ago
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3 years ago
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