Question

Find two numbers with a sum of 16 and a difference of 4.​

Answer 1

Answer:

10 and 6

Step-by-step explanation:

Variable equation:

x+y=16

x-y=4

Substitution: eq1-eq2.

2y=12

y=6

x=10.

Hope this helps :D

Answer 2

Step-by-step explanation:

Let the numbers are x and y

$\longrightarrow\sf x+y=16$

$\longrightarrow\sf x-y=4$

add them

$\longrightarrow\sf 2x=20$

$\longrightarrow\sf x=10$

Substitute the value in eq (1)

$\longrightarrow\sf 10+y=16$

$\longrightarrow\sf y=6$

numbers are 6 and 10