3 years ago

Find the value of n in the equation 6.2n – 3.7n = 85 + 45.

Mathematics

2 answers:

Hoochie [10]3 years ago

8 0

Answer:

D. 52

Step-by-step explanation:

Add 85 and 45 to get 130.

6.2n-3.7n=130

Subtract 3.7 from 6.2

2.5n=130

divide 130 by 2.5 to find n

N=52

Paha777 [63]3 years ago

3 0

2.5n=130
n=52
Answer is D. 52

You might be interested in

Julianne earned $296 working at a grocery store last week. She earned $8 per hour. How many hours did Julianne work?

hram777 [196]

37 hours
You divide 296 by 8 and then you get your answer

4 0

2 years ago

Read 2 more answers

Factor completely 3a4y3 − 12a3y2 + 6a2y.

Firlakuza [10]

Step-by-step explanation:

$3a^4y^3-12a^3y^2+6a^2y=(3a^2y)(a^2y^2)-(3a^2y)(4ay)+(3a^2y)(2)\\\\=(3a^2y)(a^2y^2-4ay+2)$

5 0

2 years ago

Convert 3,200,000 to scientific notation.

mixas84 [53]

The scientific notation of 3,200,000 is 3.2 * 10^6.
The number must be between 1 and 10, and we move the decimal 6 places to the left to get between 1 and 10.

4 0

3 years ago

Given that P=x+y. Find P when: x=−5 and y=−3

Sergio [31]

Answer:

P = - 8

Step-by-step explanation:

Given

P = x + y ← substitute x = - 5 and y = - 3

P = - 5 + (- 3) = - 5 - 3 = - 8

8 0

3 years ago

Please help with the question on the picture!

ludmilkaskok [199]

Answer: B I think :)

3 0

2 years ago