Answer:
y = -248
Step-by-step explanation:
Hi there!
Set up a proportion:

Cross-multiply:

I hope this helps!
Answer:
The circumfrence is 14
Step-by-step explanation:
Answer:
$316.46
Step-by-step explanation:
total cost = 109.5% = 109.5% x $289 = $316.46 (2dp)
Topic: Percentages
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It depends what kind of math it is. Fractions, angles, or something else. I don’t want to give you wrong answers.
By making the surface rougher and to increase the force pushing the surfaces together.