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Answer:
y=15x and y= -x
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Step-by-step explanation:
y=15x represents a proportional relationship because y/x=15
y= -x represents a proportional relationship because y/x= -1.
:)
Answer:
Step-by-step explanation:
(4a - 3)/(3b + 1) = 39/(a + 1) You are not going to get a numerical answer for this. Cross multiply
(4a - 3)(a + 1) = 39(3b + 1)
4a^2 + a - 3 = 117b + 39
4a^2 + a - 42 = 117b
b = 
Answer:
16,575
Step-by-step explanation:
3.5% of 15,000 is 525$
525 x 3 = 1575$
15,000 + 1575 = 16,575