MATHEMATICS MIDDLE SCHOOL

The sum of two numbers is 37. Their difference is 7. What are the numbers? A. 17 and 24 B. 16 and 21 C. 15 and 22 D. 18 and 25

Answers

Answer 1
Answer:

x+y=37

x-y=7

2y=30

y=15

x+15=37

x=22

answer C
Answer 2
Answer:

Answer:c

Step-by-step explanation:

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What is 11.11 as a mixed number ?

What number has the same value as 50 tens

Answers

500, 50 tens, you have to do five times ten and it equals five hundred, so the answer is 500
50*10 equals 500. That means the answer is 500. (Ten tens in 100 so 50 tens would be 500)

What is two thirds of 120?

Answers

(2)/(3)\cdot 120 =2\cdot 40=80

The two third of the given number,

⇒ (2/3)x120 = 80

The given  number is,

120

We have to find its two third:

To find this,

First multiply this number wit 2 then,

2x120 =240

Then divide the number by 3

240/3 = 80

Thus two third of the given number  can be written as,

(2/3)x120

= (2x120)/3

= 240/3

= 80

Hence,

⇒ (2/3)x120 = 80

Learn more about the multiplication visit:

brainly.com/question/10873737

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Which of the following is equivalent to the expression (m+3)^4

Answers

Answer:

4C0m430 + 4C1m331 + 4C2m232 + 4C3m133 + 4C4m034

Step-by-step explanation:

Pascales triangle useing codes THis is also equivlent to x4 + 12x3 + 54x2 + 108x + 81

the problem isnt that hard. you need to do the distributive property or FOIL with (m+3) four different times. The answer would be

M^4 + 12M^3 +54M^2 +108M +81

Last week Trent made 80 on his quiz. This week he made a 90. What is the percent of increase in his score? A.10%
B.12.5%
C.11%
D.15%

Answers

90=80x
x=9/8=1.125
.125*100=12.5%
(A)10%
because 10+80 equals 90

Which number is 164,502,423 decreased you 100,000?

Answers

This is very basic math.. 

Here is the answer you should have gotten : 164, 402, 423 

And the way you can do this is just by subtraction "1" hundred thousand from the "5" hundred thousand which makes it "4" hundred thousand.. 

Hope this Helps.. :) 
164,502,423 minus 100,000 = 164402423 

i hope i helped!

What is 9 cubed in expanded

Answers

you just put 9 with a 3at the top of it
9 cubed is 9 x 9 x 9. This equals 729.

(7 x 102) + (2 x 101) + (9 x 100)
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