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Sergio [31]
3 years ago
6

Simplify. 2m2 – 4n2 3m – 6m2 – 2m 7n2

Mathematics
1 answer:
adelina 88 [10]3 years ago
4 0
The answer is A
hope this helped

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cestrela7 [59]

The 3 inside angles of a triangle need to add up to 180 degrees.

You have two angles of 104 and 36.

A = 180 - 104 - 36 - 40

The answer is 40

4 0
4 years ago
Read 2 more answers
Write the numerical expression in words then solve (98-78)×11
Arada [10]
<span>Find the difference between ninety-eight and seventy-eight, then multiply by eleven. Ninety-eight minus seventy-eight is twenty, take this and multiply if by eleven to arrive at an answer of eleven. Following the order of operations the math within the parentheses must be done first, then the multiplication. The answer is two-hundred and twenty.</span>
4 0
4 years ago
Each of the four sides of the swimming poll measures 9 meters. The pool Is 5 m deep how much water will be needed to fill it com
Alinara [238K]

9 x 9 x 5 = 405 cubic m

4 0
3 years ago
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1 / 2x squared minus x minus 12​
Paladinen [302]

Answer:

-11.75  - x

Step-by-step explanation:

0.5 squared = 0.25

0.25-12= -11.75

-11.75 - x

6 0
3 years ago
Jerry started doing sit-ups every day. The first day he did 17 sit-ups. Every day after that he did 4 more sit-
arsen [322]

Answer:

5

Step-by-step explanation:

y= 4x+17

73=4x+17 (subtract 17 by both sides)

20=4x (divide by both sides)

5= x, 5 days

6 0
3 years ago
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