Answer:
x = 3/4 x 21
Step-by-step explanation:
For this case we have the following equation:

To find the value of "x", we use the division equality property, that is, we divide by 5 on both sides of the equation:

Thus, using the mentioned property we have to: 
Answer:

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It is upside down, can't see it properly!
43-2(11)=43-22=21
The answer is 21