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
kaheart [24]
3 years ago
15

Find the missing number__:7 = 12:21 A. 4 B. 14 C.3 D. 12

Mathematics
2 answers:
Kazeer [188]3 years ago
7 0

Answer:

A.4

Step-by-step explanation:

7 x 3 makes 21 so now we have to divide 12 and 3 which is 4. So 4 is the correct answer.

Pls mark me as brainliest!!!

hichkok12 [17]3 years ago
6 0

Answer:

A: 4

Step-by-step explanation:

You see,, in ratios, the divisor is always the same and in our case, it's 3 . you just divide 12 with the divisor

You might be interested in
Four minus x equals negative two. 4 - x = -2. whats x?
Roman55 [17]

Answer:

X would have to equal 6. To work it out, you subtract 4 from each side to cancel out the 4. -x = -6. You have to make -x just x so you × each side by -1. You get x = 6.

6 0
3 years ago
Read 2 more answers
Find the surface area of a cylinder with a base radius of 4 yards and a height of 9 yards
ololo11 [35]

Answer:

i think 72 yards

Step-by-step explanation:

4×2=8 8×9=72 (note iam still in seven grade iam not sure of my answer

5 0
3 years ago
Write the Expression in standard form by expanding and combining like terms 4(8m-7n) +6(3n-4m)
Elina [12.6K]
Standard for is x × 10 ^I
where,
I = indice
10 > x < 0
you cannot write this is standard form with putting in what they stand for. However you can simplify it -

4(8m-7n) +6(3n-4m)
32m - 28n + 18n - 24m
8m - 10n

but hey I am from England do what we call standard form might be different
3 0
3 years ago
ײ-10×+24<br><img src="https://tex.z-dn.net/?f=y%20%3Dx2%20%2B%202x%20%2B%201" id="TexFormula1" title="y =x2 + 2x + 1" alt="y =x
Luba_88 [7]

Answer:

(x-4) * (x-6)

Step-by-step explanation

Rewrite the expressions

2

x -10x + 24

Factor the expressions

2

x -4x - 6x + 24

x*(x - 4) - 6 (x - 4)

Factor the expression

7 0
3 years ago
PLEASE PLEASE PLEASE HELP.
ZanzabumX [31]

Answer:

D

Step-by-step explanation:

The quotient is the result of dividing x by 5

The expression is then

15 - \frac{x}{5} → D

7 0
3 years ago
Other questions:
  • What percent of 200 miles is 150 miles
    13·2 answers
  • Simplify (0.5x -4) - (1.5+2.3)
    15·2 answers
  • Which one of the following statements expresses a true proportion? 
    14·1 answer
  • What is the percent of 792 and 1,220
    13·1 answer
  • Simplify. b (−3)∙(2a+b)−4(b−a) Plz and Thanks
    10·1 answer
  • Trent and Clara are collecting clothes for a clothing drive. Clara collected 2/3 as many clothes as Trent did. If Trent collecte
    6·1 answer
  • Find the equation of Straight line which passes through the point A(-5,10) makes equal intercept on both axes.
    9·1 answer
  • I need help pls I need it for school thank uu
    14·1 answer
  • Monica and her parents spent $170 on new swimsuits. Monica’s swimsuit cost $35. Her mom’s swimsuit cost twice as much as Monica’
    13·1 answer
  • 8.
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!