Best choice for variables.....I would let students be " s " and parents be " p "
Answer:
7.9
Step-by-step explanation:
She has a total of 51.2 and uses 12.9+30.4.
The equation would be 51.2-(12.9+30.4).
51.2-(12.9+30.4)
=51.2-43.3
=7.9
Have a nice day!!!!!!! :-)
<u>KA</u>
Answer:
w > 7
Step-by-step explanation:
L = 3w
2L + 2w > 56
sub for L
2(3w) + 2w > 56
6w + 2w > 56
8w > 56
w > 7
Check: L = 3(8)
L = 24
2(24) + 2(8) > 56
48 + 16 > 56
64 > 56
Times it by 3 and see what u get try see if it work