A number can be represented by n. So n/15≤450 then multiply both sides by 15 to get n by itself n≤6,750
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Answer:
226pi
Step-by-step explanation:
2 * pi * 7 *(7+12)
Answer:
x = 19, y = -5
Step-by-step explanation:
x + y = 14 => x= 14-y
2x + 4y = 18 => 2(x+2y)=18 => x+2y=9
x+2y=9 => (14 - y) + 2y = 9
14 + y = 9 => y = -5
x + (-5) = 14 => x=19