Answer:
Step-by-step explanation:
The zeros are the values of x for which y = 0
Quadratic formula
x = [5 ± √(5² – 4·1·6)] / [2·1]
= [5 ± √1] / 2
= [5 ± 1] /2
= 2, 3
sum of zeros = 5
Answer:
$19.50
Step-by-step explanation:
We can turn these into equations by making the shirts 's' and the ties 't'.
4s+2t=95 and 3s+3t=84
Now we can solve the system of equations with substitution.
Answer:
See image
Step-by-step explanation:
You put One-place decimals over ten and then simplify.
You put Two-place decimals over 100 and then simplify. See image.
One stratagie you can use is called the big 7
Answer:
$651.8
Step-by-step explanation:
Alice earns $2.65 per hour
In 42 hours she will earn = 42 * 2.65 = $111.3
Her total tip after 42hours is 540.5
Total money earned is 540.5+111.3 = 651.8