Answer:
I used to know how to do this
Step-by-step explanation:
I forgot it
Since the total is 42 divide by two since they are the same length so it would be 21
Answer:
show a picture
Step-by-step explanation:
Answer:
in the chapter 7 in class 9 Ex 7.3
one time - and second time +
Step-by-step explanation:
x-2=4+x
1) x-2=-(4+x)
x-2=-4-x
x+x=-4+2
2x=-2
x=-2/2
x=-1
2) x-2=4+x
=0
