Answer:
x = -7
Step-by-step explanation:
2x+6 = x-1
add -6 to both sides
2x = x-7
add -x to both sides
x = -7
Answer:
17t+9
Step-by-step explanation:
Answer:
<h2>Required set will be :-</h2><h3>(9,15)</h3>
Answer: 1 gallon costs 0.40 $
Step-by-step explanation: 6 gallons / 15$ = 0.4 gal/$