Question

x and y are two numbers such that x + y = 20.
which of the following is true?.

A. x + 3y = 60
B. 2x + 2y = 220
C. 4x + 4y = 24
D. 6x + 6y = 120

Answer 1

ans is D...
x+y=20
Multiplying 6 both sides...
6x+6y=120.....

hope this helps uhhh....mark as brainliest nd follow me..☺☺

Answer 2

Answer:

D. 6x + 6y = 120

Explanation:

x + y = 20

6 (x+y) = 6 (20)

6x + 6y = 120

Thus, by multiplying both sides with 6, the values are equated.