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Orlov [11]
3 years ago
5

−4x+7y=20 y=3x+15 ​Solve the system of equations.

Mathematics
1 answer:
Dmitry_Shevchenko [17]3 years ago
5 0

Answer:

(x, y)=(-5, 0)

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Please help me. Given the explicit formula for an arithmetic sequence find the 52nd term.
ivann1987 [24]

Answer:

a = -41 +30n

52nd term is

a52 = -41 + 30(52)

a52 = -41 + 1560

a52 = 1519

3 0
3 years ago
A summer camp had
trapecia [35]

The equation that relates the number of campers this year to the number of campers last year is c = 440 / 1.10

The number of campers last year is 400.

<h3>What are percentages?</h3>

Percentage can be described as a fraction out of an amount that is usually expressed as a number out of hundred. Percentages are used to measure frequency.

<h3>How many campers attended last year?</h3>

The number of campers last year = number of campers this year / (1 + percentage increase)

440 / 1.1 = 400

To learn more about percentages, please check: brainly.com/question/25764815

3 0
3 years ago
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vfiekz [6]
Any quadrilateral has sum of all angles equal 360⁰.
So,
m∠D+78+91+90=360
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Answer is A.
3 0
3 years ago
My question is 3x + (2− 4x)
Anestetic [448]

Answer:

3x+(2-4x)

= 2 (3x+4x)

=2 (7x)

=2/7x

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=3.5

Step-by-step explanation:=3.5

7 0
3 years ago
4. You must be at least 48 inches tall to ride an amusement park ride, and
ZanzabumX [31]

Answer: 48-39= 9

9 inches

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
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