Your answer will be F.220
Hopes this helps :D!
8x - amount of boys
7x- amount of girls
8x + 7x = 195
15x= 195 ( divide by 15)
x= 13
8x = 8 x 13 = 104
7x = 7 x 13= 91
there are 104 boys, and 91 girls.
3x - (2x + 8) = -6
3x -2x - 8 = -6
x - 8 = -6
x - 8 + 8 = -6 + 8
x = 2
If you would like to know whether or not what she wrote is accurate, it is.
Hope that helps!
1st. is definitely 150.
2nd. is a i think
3rd. is 100
