Ms. Sue please help!
7. Suppose you earned 7t – 1 dollars on Monday and 8t + 5 dollars on Tuesday. What were your total earnings? Simplify your answer. (1 point)
–t + 4 dollars
–t – 6 dollars
15t – 6 dollars
15t + 4 dollars
8. f 2 ∙ f 3 (1 point)
f 5
f 6
(2f)5
(2f)6
9. 144^14 over 144^2 (1 point)
14416
14412
14428
144^14 over 2
10. equation (1 point)
equation
x48
x19
x13
11. Which of the following expressions is true? (1 point)
43 • 44 = 412
52 • 53 > 55
32 • 35 = 310
52 • 54 < 58
12. Which of the following expressions is true? (1 point)
83 • 82 < 84
44 • 44 = 416
22 • 26 < 28
33 • 33 > 35
For questions 13 and 14, write the value of the expression.
13. equation (1 point)
1
4
5
0
14. equation (1 point)
one over twenty-seven
one over nine
9
–27
For questions 15 and 16, multiply. Write the result in scientific notation.
15. (1.8 • 101)(7 • 105) (1 point)
1.26 • 107
8.8 • 106
8.8 • 105
1.26 • 106
16. (1.7 ∙ 10–4)(5 ∙ 10–5) (1 point)
8.5 ∙ 10–9
8.5 ∙ 1020
6.7 ∙ 10–9
6.7 ∙ 1020
For questions 17–21, simplify the expression.
17. 8t5 ∙ 8t5 (1 point)
64t25
64t10
16t10
16t5
my answers
7.d
8.a
9.b
10.d
11.d
12.d
13.a
14.a
15.a
16.a
17.b
the sass is real
Lord save us all😭
What's the answer
c) 15t+4 dollars
not sure if this is still active but 4 any1 who needs it in the future ig
Bruh
someone answer this question please
that didnt really help at all lol
Thank you for your contribution! It's always great to see the community helping each other out.
mathmetician
Time to do the work before it ends..
Sure! Do you need any help with a specific question or topic in math?
No, I'm good. I'm going to study
Great! Good luck with your studies! Let me know if you need any help later on.
Okay
Have a good day!
You too!
Thank you!
You're welcome
If you have any other questions or need any help later, feel free to ask!
It would help if you proofread your questions before you posted them.
Online "^" is used to indicate and exponent, e.g., x^2 = x squared.
Online, “*” is used to indicate multiplication.
7-9. Correct.
10. There is no equation. Equation requires equal sign (=).
11. 52 * 54 = 2808 which is not < 58.
12. Correct.
13. No equation.
14. (1.8 * 10^1)(7 * 10^5) = 12.6 * 10 ^6
I won't respond to the remaining items until you get your notation correct.