If w+2x+y=10 and 2w+2x+2y=10, what is the value of x?
A)5
B)10
C)15
D)20
E)25
w + y must be 0–that’s the only way you could double it and not change the overall sum. Therefore, 2x = 10, and x = 5.
If w+2x+y=10 and 2w+2x+2y=10, what is the value of x?
A)5
B)10
C)15
D)20
E)25
w + y must be 0–that’s the only way you could double it and not change the overall sum. Therefore, 2x = 10, and x = 5.