Estimate a 15% tip on a dinner bill of $58.42 by first rounding the bill amount to the nearest ten dollars
1 answer:
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<h3>I'll teach you how to solve 8x² = 15 - 14x</h3>
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8x² = 15 - 14x
Add 14x to both sides:
8x^2 +14x =15-14x+14x
Simplify:
8x^2 +14x =15
Subtract 15 from both sides:
8x^2+14x-15 = 15-15
SImplify:
8x^2+14x-15 = 0
Solve with the quadratic formula:
x= = 3/4
x= = -5/2
The solutions to the quadratic formula are:
x= 3/4, x=-5/2
Your Answer Is x= 3/4, x=-5/2
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