Answer:
Step-by-step explanation:
17(7x−3) =1
Divide both sides by 17
7x - 3 = 1/17
Collect like terms
7x = 1/17 + 3
x = (1/17 + 3) /7
x = 52/17 ÷ 7
x = 52/17 × 1/7
x = 52/119
Answer:
-9
Step-by-step explanation:

<u>Step-by-step explanation:</u>

Answer:
22 minutes
Step-by-step explanation:
40--15 =40+15=55
55/2.5=22