4n - 3= -2n + 9
add 3n to both sides
4n= -2n +12
add 2n to both sides
6n= 12
divide both sides by 6
n= 2
Check:
4n-3=-2n+9
4(2)-3= -2(2)+9
8-3= -4+9
5=5
Hope this helps! :)
Answer:
40/129
Step-by-step explanation:
30 Red + 40 Blue + 59 White = 129 marbles
40 blue / 129 marbles is about 31%
The answer is 40. 5/9 of 72 is 40
Answer:
student G is in the band
and student B plays the piano and is in the band
B is in the overlap of the two circles which means they fall into both categories
Hope this helped
I messed up before and did students A and B but I fixed it, so sorry that's my bad.
