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3 years ago

-1/2x-2y=4 what is the answer?

Mathematics

1 answer:

Radda [10]3 years ago

8 0

Answer:

x=1/4(2+y) y=-2- 1/4x

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What is the smallest of three consecutive positive integers if the product of the smaller two integers is 10 more than 4 times t

r-ruslan [8.4K]

The smallest is 6
Three consecutive integers
X. Smallest 6
X+1. 7
X+2. Largest 8

X(X+1)= 4(X+2)+10
X^2+X= 4x+8+10
X^2+X-4x-18=0
X^2-3x-18=0

( X+3)(X-6)
X=-3. X=6
Don't use the negative

Check 6(7)= 4(8)+10
42=42

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3 years ago

The plane that contains points C and T can also be named plane...

Mnenie [13.5K]

Answer:

A) CUB

Step-by-step explanation:

Of the suggested planes, only CUB contains both points C and T.

___

Comments on the other answer choices

BED contains point T, but not C

ACE contains point C, but not T

ABE contains neither C nor T

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3 years ago

Shania is planning a party at her home. She has made 126 chocolate truffles and 84 caramel truffle to give to her guests if ther

Triss [41]

Each person would receive 6 chocolate truffles and 4 caramel truffles because 126÷21=6 and 84÷21=4.

3 0

3 years ago

H. Four businessman invested a sum of Rs.

balandron [24]

Answer:

The answers are in solutions.

Step-by-step explanation:

Four businessmen invested a sum of Rs. 250,000 in the ratio of 3:5:7:10 to start a new business.

(i) The amount invested by each businessman is;

1^st businessman invested:

$\frac{3}{25} * 250,000 =$ Rs. 30,000

2^nd businessman invested:

$\frac{5}{25} * 250,000$ = Rs. 50,000

3^rd businessman invested:

$\frac{7}{25} *250,000$ = Rs. 70,000

4^th businessman invested:

$\frac{10}{25} *250,000$ = Rs. 100,000

If they gained Rs. 50,000

(ii) The profit each one of them got is;

1^st businessman got:

$\frac{3}{25} * 50,000$ = Rs. 6,000

2^nd businessman got:

$\frac{5}{25} *50,000$ = Rs. 10,000

3^rd businessman got:

$\frac{7}{25} *50,000$ = Rs. 14,000

4^th businessman got:

$\frac{10}{25} *50,000$ = Rs. 20,000

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3 years ago

If it takes 4 men 6 hours to repair a road, How long will it take 3 men to do the job if they work at the same rate ? A) 5 hours

ch4aika [34]

Answer is C) 8 hours

hope it helps

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3 years ago