Answer:
{ 0, -4}
Step-by-step explanation:
2x - 5•(-x -4) = 20
7x = 0
x = 0
y = -x-4
y = -(-0 , -4)
Step-by-step explanation:
you first need to know what is mean .mean is when you add all the numbers up then divide them by 2
Answer:
Sample space: {1,2,3,4,5,6}
All equally likely to occur
Answer:
y = -2/5x + 3
Step-by-step explanation:
Start with your given:
2x + 5y = 15
Isolate y:
5y = -2x + 15
Divide 5 on both sides:
y = -2/5x + 3
Hope that helped. Hang in there! :)
Answer:
yes it gas a unique solution
Step-by-step explanation:
8x+3=8x+7
