Y-x =17
y = -x + 17
substitute this into the second equation
y = 4x + 2
-x + 17 = 4x + 2
0= 5x -15
15/5 = 5x/5
3 = x
What is 40% of 30?
first, convert the percent into a decimal
40% = 0.4
then multiply 0.4 with 30
30*0.4 = 12
12 students
any questions?
Answer: 
Step-by-step explanation:
DIAMETER length = 6
radius length = 3
Area of the circle = 
Answer:
y=9/2x+2
Step-by-step explanation:
Answer:
hope it helped u alot
Step-by-step explanation:
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