There are 6 less boys then girls
there are 6 more girls then boys
there are 15 boys compared to 21 girls
Answer:
130 students do not ride the bus to school.
Step-by-step explanation:
520 * .75 = 390
390 students ride the bus to school.
520-390=130
130 students do NOT ride the bus to school.
Hope this helps! :)
From the description, we have the function

Since the square root cannot be a negative number, the only thing need to do to find the domain of the function

is take the expression inside the square rot and set it greater or equal than zero:




or

We can conclude that we can use the inequality

to find the domain of

. Also, the domain of

is (∞,

]U(5,∞).
Answer:
The answers are, in order:
1. Isolate
2. substitute
3. variable
Step-by-step explanation:
You're welcome :)
Let the original amount be x so ,
according to question,
3x/5 + 1x/5 + 1200 = x
or, 1200 = x - 4x/5
or, 1200 = 1x/5
or, x = 6000