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Georgia [21]
3 years ago
12

What is the solution to the following system of equations?

Mathematics
1 answer:
raketka [301]3 years ago
4 0
When you adding equations
x+2y+x-2y=2-2
2x=0
x=0,
only one choice, correct answer is (0,1)

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When a number is increased by 8.5%, the result is 53. What is the original number to the nearest tenth?
STALIN [3.7K]

Answer:

The original number = 48.8

Step-by-step explanation:

Let the number be x.

According to the question ,

x + 0.085 x = 53

⇒ 1.085 x = 53

⇒ x = 48.8479 = 48.8

3 0
3 years ago
 
Sav [38]
You lost $30 after everything
5 0
3 years ago
Read 2 more answers
(a) The marked price of a Jacket at a dealer's shop is Rs.2400. The dealer alle
Alexxx [7]

Answer:

SP is 2400

Final price with 10% VAT is 2640

The actual gain of retailer is 360

Step-by-step explanation:

Given

Marked price of a jacket at dealer shop is 2400

The dealer alle discount of 15% to the retailer

The marked price of the  retailer should be the same as dealer's marked price.

The SP should rate for the jacket without VAT 2400

Final price if 10% VAT is imposed

10% VAT on jacket price 2400 is x

x=\frac{2400}{10}

x=240

The the final price including 10% VAT = 2400 + 240

Final price with 10% VAT = 2640

Actual gain of retailer

Given, The dealer alle discount of 15% to the retailer

So, The retailer gain profit is 15% on jacket price 2400

Therefore

Let x be the gain of retailer

x=\frac{15}{100}\times2400\\x=15\times24\\x=360

So, The actual gain of the retailer is 360

The SP should rate for the jacket without VAT 2400

Final price with 10% VAT = 2640

The actual gain of the retailer is 360

8 0
3 years ago
Josh wants to figure out how far he can run in 30 minutes or less. He averages 8 minutes to run a mile. What inequality can he u
OLga [1]
Time to run 1 mile * number of miles run must be 30 minutes or less
Time to run a mile is 8
Used m = number of miles ran
8m <= 30

<= is less than or equal to
8 0
3 years ago
A+4&lt;9 solve the inequality
Nata [24]

Answer:

A < 5

Step-by-step explanation:

Move 4 to other side to isolate for x

A < 9-4

A < 5

6 0
3 years ago
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