Answer:
Factoring
Step-by-step explanation:
x^2 + 7x = x(x + 7) = 0
So
x = 0 or x = -7
Answer:
it's rubbish , type the correct questions
12. x= 4
13. x= 4
14. x= -1
Check the steps in the picture above
Answer:
Commutative property w.r.t '+'
Step-by-step explanation:
3+2 =3+2
As both side contain two variable and both are adding and their answer is also same.
5=5
so this is commutative property with respect to addition.
140 if I observed the image correctly.
