19-09-2022
Mathematics

Answered

. The expression 3x+1 is equal to 9 for a certain value of x. Which of the following is the value of the
expression 12x+4 for the same value of x?
(1) 18
(3) 36
(2) 28
(4) 112

Answer :

alasa26 alasa26

19-09-2022

Answer:

(3) 36

Step-by-step explanation:

3x + 1 = 9

Minus 1 from both sides.

3x = 8

Divide both sides by 3.

x = 2 2/3

Plug it in.

12 (2 2/3) + 4

32 + 4

36

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