Answer:
A 9x--12 i hope this helps
Answer:
a) 35, b) 25, c) 60
Step-by-step explanation:
The number of girls is 10 more than the number of boys, so it's a good thing to choose a variable to represent the number of boys.
Number of boys: b
Number of girls: b + 10
Ratio of girls:boys is 7:5, so

"Cross multiply" to get

There are 25 boys. There are 10 more girls, so the number of girls is 35, and the total number of students is 60.
That's a packed classroom!
Answer:
I count 10 triangles.....
A) 1/2 bc half of the spinner is white
B) 1/2, 0.5
C) is the last one, the bottom one to be right
90x0.15=13.5
so the total would be 103.08 before tax