3 years ago

Pls answer it very fast

Mathematics

2 answers:

dlinn [17]3 years ago

7 0

When in doubt guess c is what they say

polet [3.4K]3 years ago

3 0

Answer:

Answer is (d) 3

Step-by-step explanation:

(7/12)^-4 + (7/12)^3x = (7/12)^5

(7/12)^(-4+3x) = (7/12)^5

-4+3x = 5 [divided by 7/12 everypart]

3x =5+4

3x=9

x=9/3

x=3

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