1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
DochEvi [55]
3 years ago
13

NEED HELP ASAP!!! WILL MARK BARINLIEST!!!

Mathematics
1 answer:
andrew-mc [135]3 years ago
6 0

Answer:

working together, they can paint the room in 4 hrs 14 min

Step-by-step explanation:

Multiply both sides by 72x

8x+%2B+9x+=+72

17x+=+72

x+=+4.24 hrs

.24%2A60+=+14.4

working together, they can paint the room in 4 hrs 14 min

You might be interested in
Help pleasseeee<br> If f(x)=3x^2-7x find f(-2)
LenKa [72]

Answer:

f(-2) = 26

General Formulas and Concepts:

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

  1. Brackets
  2. Parenthesis
  3. Exponents
  4. Multiplication
  5. Division
  6. Addition
  7. Subtraction
  • Left to Right

<u>Algebra I</u>

  • Function Notation

Step-by-step explanation:

<u>Step 1: Define</u>

f(x) = 3x² - 7x

f(-2) is x = -2

<u>Step 2: Evaluate</u>

  1. Substitute in <em>x</em>:                    f(-2) = 3(-2)² - 7(-2)
  2. Exponents:                          f(-2) = 3(4) - 7(-2)
  3. Multiply:                               f(-2) = 12 + 14
  4. Add:                                     f(-2) = 26
6 0
2 years ago
Help me out. Mathmatics
Nina [5.8K]

Answer: A. 5.6267 X 10^8

Step-by-step explanation:

(5.62 X 10^8) + (6.7 X 10^5)= 562670000

Which has 8 numbers after 5

5.6267 X 10^8 has 8 as well just minus the zeroes

8 0
3 years ago
Which expression below shows that 98 can be written as the product of prime numbers?
leonid [27]

Answer:

Step-by-step explanation:

Option A

(-2)(-49)

=2×49

=98

Option B

(4)(-27)

=-108

Option C

(-7)(14)

=-98

Option D

(-9)(11)

=-99. As a result, there us only one correct option that equal -98 which is Option C. Hope it help!

6 0
2 years ago
Which fraction can be replaced with 0 when estimating with fractions?
In-s [12.5K]
Any number as the denominator and 0 as the numerator can be replaced in the place of 0.
6 0
3 years ago
Read 2 more answers
Please help what is for 1/2 x 1 2/3
matrenka [14]
5/6 is the answer boiiiiiiiiiiiiiiiii

7 0
3 years ago
Read 2 more answers
Other questions:
  • This​ week, 951 people went to the beach. Last​ week, 1 comma 221 people went to the beach. The number of people who went to the
    7·1 answer
  • Please help me with this
    11·1 answer
  • What are the solutions to the equation over the complex numbers?
    14·2 answers
  • Which is more, 1 pound or 12 ounces?​
    14·2 answers
  • What is the answer please
    10·1 answer
  • How many solutions does the system have?<br><br> y=4x-8<br><br> y=2(2x-1)
    9·1 answer
  • Susan plans to make 4 pies for a family reunion. There will be 32 people at the reunion. How much pie will each person get if ea
    7·1 answer
  • Hii please help i’ll give brainliest!!
    13·2 answers
  • MATH PLEASE SOLVE 10=f/5 (the 5 goes under the f)
    9·1 answer
  • Please answer part a and b questions are in the picture
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!