Answer these five journal problems with the same 3 questions for each problem. 1. 60-20+80

2. -5+(-4)+(-1)

3. Michael's bank account has a balance of $500. He spends $100 using his debit card and writes a check for $375. After these transactions, he deposits $99.

4. the water level on Tuesday was 10. ft below sea level. On Wednesday, it rose 3 ft. On Thursday, it rose 4 ft.

5. the temperature at 6 a. m. was -10°F at 8 a. m. it fell 2°F and at noon it rose 5°F. At 3 p. m. is rose 8°F.

•Write a real-world situation that could match the expression.

•Show all of the work it takes to simplify the expression.

• provide an explanation of what the answer means in the context of the give the real-world situation.

d. bc = 12 and ef = 16

step-by-step explanation:

we are given that δabc : δdef such that .

also, it is given that

so, from the options, we need that .

a.

b.

c.  

d.

as, we can see that only option d gives the same ratio as i.e. .

hence, the possible lengths are bc = 12 and ef = 16.

$97520

step-by-step explanation:

add 6% to the value she got from selling the house.

its the second choice.

step-by-step explanation:

the elements in the range will be 7 less than the elements in the domain.

the revenue of the fitness center, y, is the product of two factors: the number of members and the fee paid by each member. there are 320 members now, but number of members goes down by 10 for each $5 increase in fees, so if x is the number of $5 price increases then members is equal to (320 - 10x). since the fee is currently $45, and the fee increases by $5 for every price bump x, the fee is given by (45 + 5x). so, revenue y is given by y = (320 - 10x)(45 + 5x).