B-(-7)= -1
First negative multiply by negative is POSITIVE.
So: B+7= -1
Subtract 7 from both sides
B= -7-1
B= -8.
Answer: -8.
To Check Answer: Plug in the variable of B in the original equation.
So: -8-(-7)= -1
-8+7= -1
-1= -1
If the Solution works out the answer is right.
Answer: The first one is Commutative Property
The second one is associative property
Step-by-step explanation:
Answer:
Five students wear glasses.
Step-by-step explanation:
20 percent of 25 is 5
Answer:
i have no clue
Step-by-step explanation:
wowo
73+42 is correct because it’s addition
