9514 1404 393
Answer:
-15, 3
Step-by-step explanation:
3|x+6| -7 = 20
3|x +6| = 27 . . . . add 7
|x +6| = 9 . . . . . . divide by 3
This resolves to two equations:
x + 6 = 9
x = 3 . . . . . subtract 6
and
x + 6 = -9
x = -15 . . . . subtract 6
For Exercises 35–48, identify p, q, and r if necessary. Then translate each argument to symbols and use a truth table to decide
if the argument is valid or invalid.
1 answer:
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Answer:
No solutions
Step-by-step explanation:
Substitute 3^x with t and we get.