Answer:
5x-7
Step-by-step explanation:
5 times x (a number) subtract 7
Answer:
Abc is the whole explanation.
Answer:
2
Step-by-step explanation:
i just took the test and both the answers that this guy posted where incorrect, 2 was the right answer
Answer:
si
Step-by-step explanation:
si
The left side can be written as a square. We can take the square root, then subtract 1.
... (x +1)² = 17
... x +1 = ±√17
... x = -1 ±√17