5.7.PS-18 Question Help
o
Reasoning Each month, a shopkeeper spends 5x + 11 dollars on rent and electricity. If she
spends 2x - 3 dollars on rent, how much does she spend on electricity? Use pencil and paper. For
which value(s) of x is the amount the shopkeeper spends on electricity less than $100? Explain
how you found the value(s).
She spends dollars on electricity.
(Simplify your answer.)
Enter your answer in the answer box and then click Check Answer.
Clear All
Check Answer
All parts showing
Review progress
Question 10
of 12
Back
Next →
US 10:

the rocket cannot penetrate the ground, in a contextual sense, therefore the roots of this equation should be the domain of this function. i'll let you find the roots of this quadratic equation (hint: use the quadratic formula:  

1- c

2-a

step-by-step explanation:

mark brainliest!

ending amount = beginning amount / (2^n)

where "n" = number of half-lives (or elapsed time / half-life)

ending amount = 50 mg / (2 ^10 / 5.3)

ending amount = 50 mg / (2 ^ 1.8867924528)

ending amount = 50 m / 3.6981210597

ending amount = 13.5203794557 mg

or about 13.5 mg remain

source:  

hi there!

the answer is: 2 and -2

step-by-step explanation:

case 1: an absolute value of positive number will still be a positive number

so absolute value of 2 is 2

case 2: an absolute value of negative number will be positive number so absolute value of -2 is 2