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
lara31 [8.8K]
3 years ago
5

9 + 10 = 21 PLSSSSSSSSSSSSS

Mathematics
2 answers:
Natalija [7]3 years ago
7 0

mhmm I totally just brainfarted

stellarik [79]3 years ago
6 0

Answer:

9 + 10 +x= 21

x=21-19

x=2

add 2 in left hand side to get 21

You might be interested in
Which property is 5+ a = a + 5 ?
zheka24 [161]

Answer:

commutative \: property \: of \: addition \\ thank \: you

6 0
3 years ago
If f(x)=7x what is the inverse of f(x)
Brums [2.3K]

Answer:

f(x)=x/7

Step-by-step explanation:

f(x)=7x

y=7x

x=7y (switch y and x for inverse)

x=7y (isolate y)

x/7=y

The inverse of f(x)=7x is f(x)=x/7

8 0
3 years ago
If you write out the numbers from 1 through 60 (including 1 and 60), how many numbers have a "5" in them?
kvasek [131]
Heya!!!
Answer is...

15 numbers have 5 in them....
Numbers are....
5
15
25
35
45
50
51
52
53
54
55
56
57
58
59


HOPE IT HELPS YOU '_'
7 0
3 years ago
Read 2 more answers
the 22 students bought a Valentine's presents they purchased 2 dozen for 22.95$ per and a box of chocolates for 13.45$ they spli
irina [24]

Answer:

I think the answer is b

Step-by-step explanation:

I think its b because, $22.95 plus $13.45 equals $36.40. And divide that by 22, and get $1.60 rounded is $2.00. I hope this can help.

3 0
3 years ago
Diagram 7 shows a regular hexagon UVWXYZ.
OLEGan [10]

Answer:

option d is the correct answer

Step-by-step explanation:

use formula for finding sum of all interior angles of regular polygon i.e. (n-2)×180 where n is no of sides of regular polygon then divide it by no. of sides of regular polygon to find measure of one angle of regular polygon and then subtract it from 180° to find the answer

8 0
3 years ago
Other questions:
  • A square has a side length of (x + 8) feet long. Which expression(s) represent(s) the perimeter of the square, in square feet? S
    15·1 answer
  • there is 135 feet of masking tape on a roll henry has 6 rolls. how many feet of masking tape does he have in all?
    8·2 answers
  • A plant is 2 inches tall. Suppose that its height doubles each day for 4 days. How tall would the plant be after the fourth day?
    5·2 answers
  • Identify the coordinates of the midpoint of AD, which has endpoints A(3,−2) and D(−5,4).
    5·1 answer
  • The total sound power, in decibels, from x objects each producing 50 decibels of sound power is given by the function f(x) = 50
    10·1 answer
  • Jesse drank 3/4 of liter of water Monday before going jogging. He drank 3/5 of a liter of water after his jog. How much water di
    15·1 answer
  • In a poll last year, the residents of a town were asked to rate the mayor on a scale of -10 to 10 points. The mayor received an
    8·1 answer
  • Evaluate the expression shown below and write your answer as a fraction in simplest form 1/9+1/12
    8·1 answer
  • 1. Circle the figure you would use to make the Escher‐like tessellation given,
    5·2 answers
  • Which of the following is a common name for a URL?
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!