Answer:
I think it is add 11 both sides? If it is wrong i am sooooo sorry
Step-by-step explanation:
Answer:
The answer is y=2
Step-by-step explanation:
Answer: she was not correct, she messed up the equation.
Let the number of cards in each group be 2x and 3x.
So,
2x + 3x = 120
5x = 120
x = 120 / 5
x = 24
Number of cards in each group is
2x = 2 × 24 = 48
3x = 3 × 24 = 72
Answer:
x=4
Step-by-step explanation:
-(7-4x)=9
-7+4x=9
4x=16
x=4