3 years ago

3/21 =1/x what’s the value of x

Mathematics

2 answers:

OleMash [197]3 years ago

6 0

The value of x is 7 because 3/21= 7 so it’s the same as 1/7.

Jobisdone [24]3 years ago

4 0

3 : 21 = 1 : x

x = 21 * 1 : 3

x = 7

You might be interested in

Solve -52 = 4m for m

ZanzabumX [31]

Note the equal sign. What you do to one side, you do to the other.

Isolate the variable. Divide 4 from both sides

(-52)/4 = (4m)/4

m = -52/4

m = -13

-13 is your answer for m

hope this helps

8 0

3 years ago

Read 2 more answers

Write the equation 2y - 4x = 5 in the form y = mx + b.

notka56 [123]

Yea the answer is Y=2x+ 5/2

4 0

3 years ago

There are 40 marbles in a bag if 14 if the marbles are red what percent of the marbles in the bag are red

Neporo4naja [7]

$\frac{14}{40} \times 100\%=\frac{7 \times 2}{20 \times 2} \times 100\%=\frac{7}{20} \times 100\%=7 \times \frac{100}{20} \%=7 \times 5\%=35\%$

35% of the marbles are red.

4 0

3 years ago

PLS HELP ME I WILL GIVE BRAINLESS] Solve the problems. AA + 5 JoJo Seaweed walks at a constant rate d. able shows the relationsh

musickatia [10]

Answer:

I think that if u times it i will be 80 s and 320 f

Step-by-step explanation:

3 0

2 years ago

Read 2 more answers

There is a 10% sales tax on a purchase of $13.50 how much is the tax

raketka [301]

Answer:

1.35

Step-by-step explanation:

13.5/100 times 10 = 1.35

8 0

4 years ago

Read 2 more answers