Answer:
x = -5
Step-by-step explanation:
x - 15 = -20
+ 15 + 15
x = -5
Find total instruments:
20+20+45+15 = 100
20 are brass
The portion would be number of brass over total:
20/100 which reduces to 1/5 are brass
Brand a: per fork is 0.06 cents.
Brand b: per fork is 0.05
Choose brand B!
Answer:
$27.93
Step-by-step explanation:
First, add the tax rate.
24.20 * 1.03
Then, add the tip.
sum + 3
Now, round to the nearest penny, and we get $27.93.