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3 years ago

What is the solution to {y>2x+5 (over) y<-3x+5

Mathematics

1 answer:

Alecsey [184]3 years ago

8 0

Look at the picture.

$\left\{\begin{array}{ccc}y > 2x+5\\y < -3x+5\end{array}\right\\\\y=2x+5\\for\ x=-2\to y=(2)(-2)+5=-4+5=1\to(-2;\ 1)\\for\ x=0\to y=(2)(0)+5=0+5=5\to(0;\ 5)\\\\y=-3x+5\\for\ x=0\to y=(-3)(0)+5=0+5=5\to(0;\ 5)\\for\ x=2\to y=(-3)(2)+5=-6+5=-1\to(2;\ -1)$

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Stels [109]

Answer:

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Step-by-step explanation:

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3 years ago

What is the place value of 2 in 82570

AveGali [126]

Answer:

its in the thousand place

Step-by-step explanation:

8 2 5 7 0

0 is in the ones place.

7 is in the tens place.

5 is in the hundreds place.

2 is in the thousands place.

8 is in the ten thousands place.

i learn this in 5th grade so im pretty sure im correct.

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3 years ago

Read 2 more answers

the first screening of the latest movie had a box office take of $1,938. Adults pay 7.50 and children 4.50. there were four time

Alexxandr [17]

7.50a + 4.50c = 1938
c = 4a

7.50a + 4.50(4a) = 1938
7.50a + 18a = 1938
25.5a = 1938
a = 1938/25.5
a = 76

c = 4a
c = 4(76)
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so there were 76 adult tickets (a) sold and 304 children tickets (c) sold

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3 years ago

In triangle ABC, angle C is a right angle. Find the value of the trig function.

Reika [66]

Answer:

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Step-by-step explanation:

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3 years ago

How does the value of the 8 in 2,384,015 compare to the 2 1,729,368

Anika [276]

The place for 8 in 2,384,015

is ten thousand

and it's place value is 80,000

also , 

the place for 2 in 21,729,368

is ten million

and the place value is 20,000,000

now comparing the place value for the two digits , we can say that 

the value of 2 in 21,729,368 is greater than the value of 8 in 2,384,015

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3 years ago