Answer:

Step-by-step explanation:
x-7y = -49
i) move x to the right-hand side and change its sign
-7y = -49-x
ii) change the signs on both sides of the equation
7y = 49+x
iii) divide both sides of the equation by 7


iv) use the commutative property to reorder the terms
* commutative property: a+b = b+a

Answer:
Angle G
Step-by-step explanation:
It's in both triangles.
Answer: You would get 20 heads and 20 tails.
Explanation: Assuming that the coin is fair which you said it is, then you can also assume that there’s a 1/2 probability of getting heads each time you flip it and tails each time you flip it. So since you flipped it 40 times, you would assume to get heads 20 times and tails 20 times.
Answer:
Step-by-step explanation:

Answer:
f(x+5)=(x+5)^2
=×^2+10x+25
y=×^2+10x+25
now substitute different values to x and start plotting the graph