Answer:
Step-by-step explanation:
The coefficient of a variable is always the number before the variable, if there is no number before a variable the coefficient is always 1. :)
In this case, the coefficient is 7.
Answer:
x is 30 because 4*30 is 120 and minus 2 is 118
Answer:
Step-by-step explanation:
Let y represent students in the class
55% of y = 78
0.55y= 78
y = 142
I'd say its D but im not quite sure, its what makes most sense to me.
12% less since faster
100%-12%=88%
88% of 4 min and 23 sec=
0.88 times 263 seconds=
=231.44=3 minutes and 50 seconds rounded
3 mins, 50 seconds