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Ulleksa [173]
3 years ago
9

The mean of three numbers is 8Two of the numbers are 6 and 11Work out the third number.​

Mathematics
1 answer:
Natali [406]3 years ago
5 0

Answer:

x=7

Step-by-step explanation:

→ Form an equation

\frac{x+6+11}{3}=8

→ Solve

x+6+11=24\\

x=7

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A grass fertilizer is sold in 5-pound bags. Stuart calculates that he needs enough fertilizer to cover 4,350 square feet. If eac
VashaNatasha [74]

Answer:

3

Step-by-step explanation:

5 0
2 years ago
Solve the equation. Show work for partial credit.
Natali5045456 [20]

Answer:

x = \frac{8}{5}

Step-by-step explanation:

Given

\frac{5}{x} + \frac{3}{x} = 5 ← combine terms on left side

\frac{8}{x} = 5 ( multiply both sides by x )

8 = 5x ( divide both sides by 5 )

\frac{8}{5} = x

8 0
3 years ago
An investor has an account with stock from two different companies. Last year, his stock in Company A was worth $7200 and his st
Ronch [10]

Answer:

22.7%

Explanation:

Given that last year stock for company A was $7200

The stock for company B last year was worth $3510

Stock in company A decreased by 24%

This means the new value of stock for company A became;

(100-24)/100 *$7200

76/100*$7200

0.76*7200 =$5472

Stock in company B decreased by 20%

This means the new value of stock for company B became;

(100-20)/100 *$3510

80/100*$3510

0.8*$3510

$2808

Original investors stock value was = $7200+$3510 =$10710

New investors stock value is = $5472+$2808=$8280

Decrease in value of stock = $10710-$8280 =$2430

percentage decrease in stock value = decrease in stock/original value of stock *100%

=2430/10710 *100 =22.689

=22.7%

4 0
2 years ago
Need help with mymathlab problem
Goshia [24]
I can’t see your math lab problem, it’s not possible unless you could have shown me the footage based on the problem
7 0
3 years ago
Read 2 more answers
C= X+ H solve for C write the answer in the comments plz
navik [9.2K]
It’s already solved for C
4 0
3 years ago
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