It will take 45 weeks.25 weeks to gain back the 500 dollor he spent and 20 to make 400 dollor from it
This is not an integer; an integer is a whole number that can be positive, negative, or zero such as -1, 0, and 1.
Answer:

Step-by-step explanation:

Add 6 to both sides:


Divide both sides by -3:


Subtract 4 from both sides:


Divide both sides by 2:


Answer:
x=2
Step-by-step explanation:
Isolate the variable by dividing each side by factors that don't contain the variable.