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Blababa [14]
3 years ago
13

SIMPLIFY THE EXPRESSION (m − 1)(-4)

Mathematics
1 answer:
anastassius [24]3 years ago
4 0

Answer:

-4m + 4

Step-by-step explanation:

you distribute the -4 to the m making -4m and then distribute -4 to the -1 which makes +4

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Arisa [49]

The problem statement gives you the relationship between their speeds, and it gives you information you can use to find their total speed. You solve this by finding the total speed, then the proportion of that belonging to Bill.

The total speed is (120 mi)/(3 h) = 40 mi/h.

The speed ratio is ...

... Bill : Joe = 3 : 1

so the speed ratio Bill : Total is ...

... 3 : (3+1) = 3:4.

Bill's speed is (3/4)×(40 mi/h) = 30 mi/h.

4 0
3 years ago
What is the measure of an anglethat is supplementary to an angle of 37°? A. 127° B. 53° C. 143° D. 323°​
KengaRu [80]

<u>Answer:</u>

143°

option c is correct!

<u>Explanation:</u>

Given:

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= > 37° + x° = 180

= > x° = 143°

Therefore another angle is 143°.

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2 years ago
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