Question

which expression will have the sam value as 3(4x + 9)- 6x for all values of x
is it
x + 12
x + 27
6x + 12
6x + 27

Answer 1

The given expression is:

3(4x + 9) - 6x

We have to find the equal value of the given expression.

Solution:

∴ 3(4x + 9) - 6x

= 3 × 4x + 3 × 9 - 6x

= 12x + 27 - 6x

= (12x  - 6x ) + 27

= 6x + 27

∴ 3(4x + 9) - 6x = 6x + 27

Thus, the required "option D) 6x + 27" is correct.

Answer 2

Question :- which expression will have the same value as 3(4x + 9)- 6x for all values of x is

A) x + 12

B) x + 27

C) 6x + 12

D) 6x + 27

Solution :-

Solving the given expression we get,

→ 3(4x + 9) - 6x

→ 3 * 4x + 3 * 9 - 6x

→ 12x + 27 - 6x

→ 12x - 6x + 27

→ (6x + 27) (D) .

Learn more :-

इस एक्स इक्वल टू रूट 3 प्लस वन डिवाइडेड बाय टू फाइंड द वैल्यू ऑफ एक्स क्यूब प्लस टू एक्स स्क्वायर माइनस 8 एक्स प्लस 7

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if a^2+ab+b^2=25

b^2+bc+c^2=49

c^2+ca+a^2=64

Then, find the value of

(a+b+c)² - 100 = ...

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