Answer:
Step-by-step explanation:
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Answer:
Step-by-step explanation:
Required
Which represents addition inverse
This property illustrates the addition of a number and its inverse (i,e, negation)
So, we have:
or
The tens digit is 8 more than the ones digit. There isn't any zeros.
The maximum digit is 9 because 10 would be 2 digits, 1 and 0.
So say the tens digits is 9.
9 _
The ones digit is 8 less so 9-8 = 1
9 1
There isn't any zeros which is correct.
The answer is 91.
Answer: x=-2
Step-by-step explanation:
y=x+1
y=-x-3
-x-3=x+1
-4=2x
x=-2
Answer: x=12
Step-by-step explanation:
You start with:
The segment PQ is half of PR, so to make both sides equal the PQ side must be doubled.
Then all x-values should be put on one side of the equation.
Combine like terms.
Then simplify.