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Zachariah Sullivan
Mathematics
1 October, 17:11
Y = 15x
y = 25 + 12.5x
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Allen Briggs
1 October, 17:22
0
Substitute y = 15x to the equation y = 25 + 12.5x:
15x = 25 + 12.5x subtract 12.5x from both sides
2.5x = 25 divide both sides by 2.5
x = 10
Substitute the value of x to the equation y = 15x:
y = (15) (10)
y = 150
Answer: x = 10 and y = 150
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