Set up the equation of two ratios:
3 racks 36 racks
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15 min x
Solve this for x: 3x =540; x = 180 minutes, or 3 hours
Answer:
-3x - 5
Step-by-step explanation:
Answer:
0
Step-by-step explanation:
Answer:
i need more context-
Step-by-step explanation:
49–2ax –a^2–x^2
Extract the negative sign
= 49 - (a^2 +2ax +x^2)
Factor using a^2 + 2ab + b^2 = (a+b)^2
= 49 - (a+x)^2
Factor using a^2 - b^2 = (a-b)(a+b)
= ( 7- (a + x)) * (7 + (a + x))
= ( 7- a - x) * (7 + a + x)