3 years ago

The sum of two numbers is six, and the difference is 10. Find the numbers.

1 answer:

3 0

First no. = x
Second no. = y

Equation Formation
x + y = 6..........equation(i)
x - y = 10...........equation (ii)

x = 6 - y
6 - y - y = 10
6 - 2 y = 10
-2 y = 10 -6
-2 y = 4
y = -2

x = 6 + 2
x = 8

Answer = 8 , -2

You might be interested in

What is the solution to the equation 13 3/4 + x equals 7 1 / 4

Olegator [25]

Answer:

x=-6.5

Step-by-step explanation:

$7\frac{1}{4} - 13\frac{3}{4}=-6\frac{1}{2}=-6.5$

5 0

3 years ago

Which polynomial is a product of (3x+2) and (x-7)

pogonyaev

(3x+2) (x-7)

FOIL

first 3x*x = 3x^2

outer 3x*-7 = -21x

inner = 2*x = 2x

last 2*-7 = -14

add them together = 3x^2 -21x+2x -14

combine like terms 3x^2 -19x -14

5 0

3 years ago

When I visit my brother it is a 532 mile round trip. If I visit my brother once a month how many miles would I travel in a year

almond37 [142]

Answe12800 miles

Step-by-step explanation:a year is 12 months, and mile round trip means there and back. so 532x24 for the 24 trips that equals 12768. 12768 rounded to the nearest hundreds is 12800

5 0

3 years ago

Round 35,894 to the greatest place

laiz [17]

35,894 rounded to the greatest place is 36,000

7 0

3 years ago

Read 2 more answers

The answers to 19 & 20

hodyreva [135]

Ighty thanks ;;;;;;))))))

6 0

3 years ago