A student bought 3 boxes of pencils and 2 boxes of pens for $6. He then bought 2 boxes of pencils and 4 boxes of pens for $8. Fi nd the cost of each box of pencils and each box of pens
2 answers:
Let c and n represent the numbers of pencil and pen boxes, respectively
Answer:
112 x 4
Step-by-step explanation:
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Answer:
m= -1/2
this is the answer
The area would be (x+3) (4x-1) which is 4x^2 +11x -3. The perimeter is 2(x+3) plus 2(4x-1) which is 2x +6 plus 8x-2 which is 10x +4. If x=7 then the perimeter is 74 ft.
Answer:
y = -2x - 1
Step-by-step explanation:
y = mx + b
slope = m
y = -2x + b
5 = -2x * -3 + b
5 = 6 + b
-1 = b
y = -2x - 1
Let me know if I'm wrong :)
Answer:
Minimum
Step-by-step explanation:
A minimum occurs when the line goes from decreasing to increasing
Answer:
4-9 = 4+(-9)
-6-7 = -6+(-7)
-4-(-9) = -4 + 9
6-(-7) = 6+7
Step-by-step explanation:
Double negatives means a positive and one positive and one negative is a negative.
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