Question

Solve: 7x – 9 = 12 (a) 2 (b) –2 (c) 3 (d) none of these

Answer 1

Answer:

C) 3

=> Step-by-step explanation :

7x - 9 = 12

7x = 12 + 9

7x = 21

x = 21/7

=> x = 3

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Answer 2

✯✯ QUESTION ✯✯

Solve: 7x – 9 = 12

(a) 2

(b) –2

(c) 3

(d) none of these

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✰✰ ANSWER ✰✰

$7x-9=12$

$7x=12+9$

$7x=21$

$x=\cancel\dfrac{21}{7}⟹3$

$\small{\boxed{\bold{\bold{\green{\sf{x=3}}}}}}$

( c ) 3 is the Correct Option...