3 years ago

WILL MARK BRAINLIEST

Mathematics

1 answer:

il63 [147K]3 years ago

8 0

Answer:

1) c 2)c 3)b

Step-by-step explanation:

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50 Points What is the value of r? 6.4r−5.9r=−3.25 Question 1 options: A -6.5 B 6.5 C -3

Oliga [24]

Answer:

Option A. -6.5

Step-by-step explanation:

we have

$6.4r-5.9r=-3.25$

Solve for r

That means ---> isolate the variable r

Combine like terns left side of the equation

$0.5r=-3.25$

Divide by 0.5 both sides

$0.5r/0.5=-3.25/0.5$

$r=-6.5$

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3 years ago

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viva [34]

Answer:

5/8

Step-by-step explanation:

To find the reciprocal, flip the fraction. The sign remains the same.

The reciprocal of 8/5 is 5/8.

Answer: 5/8

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2 years ago

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Anna11 [10]

9. 130 = x + 137
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3 years ago

6% tax on $155 item

soldier1979 [14.2K]

Answer:

$9.30

Step-by-step explanation:

155 multiplied by (0.06) which is equal to 9.3

Therefore, the tax is $9.30 or a total of $164.3

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