If the US Senate, with 100 members, contains 20 more Democrats than Republicans, how many Democrats does it contain?
A) 20
B) 40
C) 60
D) 80
Answers
Answered by
2
Answer:60
Step-by-step explanation:
60+ 40 = 100
arnab2261:
typing error, it's 60
I said 60
Oh sorry thx
it's ok, ^_^
Answered by
0
D = R + 20
D + R = 100
-----------
Sub for D in the 2nd eqn
(R+20) + R = 100
2R + 20 = 100
2R = 80
R = 40
-------
D = 60
hope this helps you out.....
D + R = 100
-----------
Sub for D in the 2nd eqn
(R+20) + R = 100
2R + 20 = 100
2R = 80
R = 40
-------
D = 60
hope this helps you out.....
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