Math, asked by dhanukradheyshyam, 4 months ago

aj 3 (n-1)=21
b) y+7=8
이

Answers

Answered by surekhakharade3

0

Answer:

kyktktkeykykykykyjttkmykyjtktykktmyjtktktktktktkykytktktkktkykykylylylyk

Answered by patelanjana1234

1

Answer:

a)n= 8

b) y= 8/7

Step-by-step explanation:

a) 3(n-1)=21

3n-3=21

3n=21+3

3n= 24

n=24\3

n= 8

b) y+7=8

y=8/7

Previous Question

Next Question

Similar questions

Math, 2 months ago

Shintoism answer this?

English, 2 months ago

I was studying inthe junior class make it introgative...

English, 2 months ago

Here is a letter that Moses wrote to his friend Ravi from us..imagine your self as Ravi and give a reply...

Hindi, 4 months ago

मित्र समूह पहचान बोध के विकास को कैसे प्रभावित करता है...

English, 4 months ago

the test.......... was so exciting that all were glued to the television (series /species /means)...

Social Sciences, 9 months ago

Write the observations for the following: (i) Reaction between HCl(g) and NH₃ (g) (ii) Piece of magnesium ribbon is placed over flame (iii) Zinc oxide is heated in a test tube (iv) Dilute sulphuric acid is added to Zinc sulphide (v) Heating the crystals of pure sodium chloride...

Social Sciences, 9 months ago

Which metal ion imparts Lilac colour flame to the naked eyes A. Na⁺ B. Ca²⁺ C. K⁺ D. Cu²⁺...

Social Sciences, 9 months ago

A stone is thrown vertically upwards with a velocity of 9.8 ms⁻¹. When will it reach the ground?