0
Anonymous
7
Wiki User
Chat with our AI personalities
4x+7=9x+7 -5x=0 x=0
15*0=0 0*13=0 0+7=7 The answer is 7
?+14=7+7 ?=0 7+7=14
The answer is-7. 3+(-3)=0 0+(-7)=-7