4 years ago

I don’t even know. I really need help with this question.

Mathematics

1 answer:

Klio2033 [76]4 years ago

8 0

Answer: Third option is the answer.

Step-by-step explanation: for example -1+-4= -5, -2 + 1= -1, etc. it is the only one that is right for all equations.

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The sum of two consecutive integers is 61. What are the integers?

Romashka-Z-Leto [24]

Answer:

30, and 31

Step-by-step explanation:

Let n=the smaller of the two integers

n+n+1=61

2n+1=61

2n=60

n=30

7 0

3 years ago

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The sum of two numbers is 47 and the difference is 3 . What are the numbers?

Galina-37 [17]

X + y = 47
x - y = 3
--------------add
2x = 50
x = 50/2
x = 25

x + y = 47
25 + y = 47
y = 47 - 25
y = 22

ur numbers are 22 and 25

7 0

3 years ago

Plz helppppppppppppp

maria [59]

A rational number is a number that can be written as a ratio. That means it can be written as a fraction, in which both the numerator (the number on top) and the denominator (the number on the bottom) are whole numbers. The number 8 is a rational number because it can be written as the fraction 8/1

6 0

4 years ago

The radius of the circular lens of a magnifying glass is 4 centimeters.

Nadusha1986 [10]

Answer: 50.24 square centimeters.

Step-by-step explanation:

Given: The radius of the circular lens of a magnifying glass = 4 centimeters

The area of a circle is given by :-

$\text{Area}=\pi r^2$ , where r is the radius of the circle.