Answer:
1. x= -7 2. x= -1
Explanation:
1. −3−5=16
−3−5(+5)=16(+5)
-3x=21
-3x divided by -3= 21 divided by -3
x=-7
2.−4(−2)=12
−4+8=12
−4+8(−8)=12(−8)
−4=4
x= -1
