Answer:
Depends
Step-by-step explanation:
If n is 1n then he have 20 dollars left but if we don't know about the value of n the it is still 20
Answer: the second fifth and sixth one
Step-by-step explanation:
Answer:
distribute the 2 on the left side to become 2(x+7)-->2x+14=-4x+14, add 4x to both sides to become 2x+14+4x=-4x+14+4x-->6x+14=14, subtract 14 from both sides 6x+14-14=14-14-->6x=0 and divide both sides of the equation by 6 to get x alone, 6x/6=0/6-->x=0 so x would equal 0.
Step-by-step explanation: