7x + 2
What is 30
30 / x
What is 5
43 + x
What is 52
40/x + 15 - 7
What is 13
3x - 2x + 10 • 5
x • x • x / x2
What is 6
24/x + (x5 + 43) - 12
What is 7,811
12x - (x • x) + 19
What is 51
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